|
CLEANER
TROUBLE SHOOTING |
|
Trouble |
Possible Cause |
Remedy |
|
1.
Poor cleaning action |
A.
Hard water |
A. Hard water |
| B. Low pressure |
B. See "Low operating
pressure" |
|
C. Little or no chemical being drawn |
C. Obtain Proper Chemical and observe all labeling instructions |
| D. Improper detergent |
D. Obtain proper detergent |
|
2.
Machine will not draw chemical |
A. No chemical
solution
|
A.
Replenish supply |
|
B. Metering valve not open
|
B. Turn metering valve knob open
|
|
C. Chemical line strainer clogged
|
C. Remove screen and clean
|
|
D. Air leak in chemical line
|
D. Tighten all fittings and hoses for
the chemical lines
|
|
E. Metering valve clogged
|
E. Disassemble and clean metering
valve
|
|
F. Variable nozzle valve not open sufficiently (if applicable) |
F. Open nozzle per instructions on
variable nozzle or gun assembly insert
|
| G. Restrictor orifice too large or
missing |
G. Install new metering valve |
|
3.
Low operating pressure |
A.
Insufficient water supply |
A.
The water supply must meet or exceed the maximum discharge volume
specified
|
| B. Incoming water hose too small |
B. Use larger water supply hose |
| C. Water supply hose too long |
C. Use shorter supply hose |
| D. Belt slippage |
D. Tight belt per instructions |
| E. Worn Belt |
E. Replace belt |
| F. Spray tip or impact nozzle worn or
wrong size |
F. Replace with proper size tip or
impact nozzle |
| G. Dirty or worn check valves |
G. See Pump Trouble Shooter |
| H. Water supply hose kinked |
H. Straighten hose |
| I. Inlet filter screen clogged |
I. Clean float tank or inlet screen |
| J. Inlet ball valve not fully open |
J. Open inlet ball valve completely |
| K. Restriction in coil (if applicable) |
K. Delime
coil per instruction |
| L. Motor runs slow |
L. See " Motor starts slow or
overheats and stops" |
| M. Air leak in inlet plumbing |
M. Tighten all fittings |
| N. Defective water pump |
N. See Pump Trouble
Shooting |
| O. Leaking discharge hose |
O. If water leak is found, DO NOT
OPERATE MACHINE. Disconnect the power and replace hose. |
| P. Chemical metering valve open and
sucking air |
P. Resupply chemical, place soap
screen in water, or shut off metering valve |
|
Q. Variable nozzle valve not fully
closed
|
Q. Close nozzle per instructions on
variable nozzle or gun assembly
|
|
R. Defective unloader valve (if so
equipped) |
R. Replace or repair unloader valve |
|
4.
Excessive or unusual noise |
A.
Pump
|
A.
See Pump Trouble Shooting
|
|
B. Defective Motor
|
B. Call service technician or take
motor to repair/warranty station.
|
|
C. Pulleys Rubbing
|
C. Adjust shields or pulleys
|
| D. Misalignment of pump and motor |
D. Realign pump and motor |
|
5.
Pump motor will not start (motor does not hum) |
A.
No power
|
A.
Use a different outlet, check fuses in main disconnect switch. Replace
fuse if blown
|
| B. Defective motor starter, cam switch, or toggle
switch |
B. Call Service Technician |
| C. Defective motor |
C. Call service
technician or take motor to repair/warranty station. |
|
6.
Pump motor will not start ( motor hums) |
A.
Pump frozen
|
A.
Machine must be thoroughly warmed to above freezing
|
|
B. Defective motor
|
B. Call service
technician or take motor to repair/warranty station.
|
|
C. Defective water pump
|
C. See
Pump Maintenance Section
|
| D. Excessive back pressure |
D. See Excessive Back Pressure
|
|
7.
Pump motor starts slow or overheats and stops |
A.
Low voltage
|
A. See Low
Voltage
|
|
B. Excessive back pressure
|
B. See Excessive
Back Pressure
|
|
C. Defective motor |
C. Call service
technician or take motor to repair/warranty station.
|
|
8.
Pump motor stops and will not start |
A.
Motor starter "kicked out" (if so equipped) or thermal
overload tripped
|
A.
Turn motor starter off to reset, then turn on, or push thermal overload
reset button on motor
|
|
B. Excessive back pressure
|
B. See Excessive
Back Pressure
|
| C. Defective motor |
C. Call service
technician or take motor to repair/warranty station.
|
|
9.
Belt slippage |
A.
Belts too loose
|
A.
Tighten belt per instruction
|
|
B. Excessive back pressure
|
B. See Excessive
Back Pressure
|
|
C. Defective water pump
|
C. See Pump Maintenance
Insert
|
|
10.
Excessive Back Pressure |
A.
Spray tip clogged or built up with lime
|
A.
Remove and clean, or replace spray tip.
|
|
B. Coil (if so equipped) built up with lime or clogged
|
B. Delime coil
|
|
C. Relief valve defective
|
C. Remove and replace
|
|
D. Water pump turning too fast
|
D. See Machines Specifications
|
|
11.
Low Voltage |
A.
Incoming voltage incorrect
|
A.
Have a qualified technician check the motor terminal voltage.
|
|
B. Under rated extension cord
|
B. Use an extension cord with amperes or watts rating
as high or higher then that of the machine specification
|
|
C. Too long an extension cord
|
C. Shorten extension cord
|
|
12.
Relief valve trips ("Pops Off") |
A.
Relief valve set too low
|
A.
Reset by turning machine off.
|
| B. Excessive pressure |
B. See Excessive
Back Pressure |
|
13.
Excessive vibration |
A.
Defective belt |
A.
Remove and replace using belt specified. Tighten belt per instructions
on machine |
|
B. Defective accumulator (if so equipped)
|
B. Recharge or replace
|
| C. Defective pump |
C. See Pump
Troubleshooting
|
|
14.
Machine shocks operator |
A.
Machine improperly grounded
|
A.
STOP! operating machine. Call service technician
|
|
B. Outlet not grounded
|
B. Have properly wired outlet installed
|
|
C. "Adapter" used
|
C. Discard adapter
|
| D. Defective extension cord |
D. Use an extension cord with amperes or watts rating
as high or higher then that of the machine specification. Use cord with
a grounded type connector
|
|
OIL BURNER TROUBLE SHOOTER |
|
1.
Burner will not ignite |
A.
Electrodes out of alignment
|
A.
See Adjusting Electrode Assembly in Maintenance Section
|
|
B. Electrode insulator failure
|
B. Remove or replace if there are breaks, cracks, or
spark trails.
|
|
C. Water flow switch not closing
|
C. Adjust, repair or replace switch
|
|
D. Vacuum switch not closing
|
D. Adjust, repair or replace
|
|
E. Temperature control switch not
closing
|
E. Adjust or replace temperature control insert
|
|
F. Fuel solenoid valve not opening
|
F. Clean, repair or replace solenoid.
|
|
G. Weak transformer
|
G. Clean and check transformer terminals
|
|
H. Faulty cad cell (if equipped)
|
H. Clean and replace cad cell
|
|
I. Faulty primary control (if equipped)
|
I. Replace primary control
|
|
J. Burner motor thermal protector locked out
|
J. See Burner motor thermal protector kicked out
|
|
K. Wiring
|
K. All wire contacts are to be clean and tight. Wire
should not be cracked or frayed
|
|
L. Burner Switch
|
L. Test switch operation. Remove and replace if
necessary
|
|
M. Pump pressure
|
M. See Low Fuel Pressure
|
|
N. Venting
|
N. A downdraft will cause delayed ignition
|
|
O. Sooting
|
O. Soot deposits on the coil and burner can interrupt
air flow and cause shorting of the electrodes. Clean as required
|
|
P. No fuel
|
P. See No Fuel
|
|
3.
No fuel |
A.
Clogged or dirty fuel filter
|
A.
Remove and replace filter
|
|
B. Fuel leak
|
B. Repair as necessary
|
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C. Kinked or collapsed fuel line
|
C. Remove and replace fuel line
|
|
D. Low fuel pressure
|
D. See Low Fuel Pressure
|
|
E. Air leak in intake lines
|
E. Tighten all fittings
|
| F. Clogged burner nozzle |
F. Remove and replace (Do Not Clean)
|
|
3.
Low fuel pressure |
A.
Clogged fuel filter
|
A.
Remove and replace filter
|
|
B. Clogged fuel pump filter screen
|
B. Remove pump cover and clean strainer using a brush
and clean fuel oil, diesel fuel or kerosene
|
|
C. Fuel oil too viscous
|
C. Operate a lighter oil or in a warmer
area
|
|
D. Air leaks in intake lines
|
D. Tighten all fittings
|
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E. Kinked or collapsed fuel line
|
E. Remove and replace
|
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F. Burner shaft coupling slipping
|
F. Remove and replace
|
|
G. Fuel nozzle worn
|
G. Remove and replace with specified nozzle
|
|
H. Faulty oil pump
|
H. Remove and replace |
|
4.
Pulsating pressure |
A.
Partly clogged fuel pump strainer or filter
|
A.
Remove pump cover and clean strainer using a brush and clean fuel oil,
diesel fuel or kerosene
|
| B. Air leaking around fuel pump cover or inlet |
B. Check fuel pump cover screws for tightness and
damaged gasket. Check for loose fittings |
|
5.
Unit smokes |
A.
Improper fuel
|
A.
Refuel with kerosene, #1 or #2 fuel oil, or #1 diesel
|
| B. Air to burner insufficient |
B. See Air band adjustment |
| C. Fuel nozzle interior loose |
C. Replace nozzle |
| D. Water in fuel |
D. Inspect fuel filter for water presence |
| E. Gun out of alignment |
E. Bend oil pipe to center burner nozzle |
|
6.
Burner motor thermal protector kicked out |
A.
Low voltage
|
A.
Voltage must match specifications on burner motor
|
|
B. Fuel too viscous
|
B. Operate in warmer conditions or with fuel adapted
to cold weather conditions
|
|
C. Fuel pump defective
|
C. Check that fuel pump turns freely
|
|
D. Motor defective
|
D. Call service
technician or take motor to repair/warranty station.
|
|
7.
Delayed ignition (rumbling, noisy starts) |
A.
Dirty or damaged electrodes
|
A.
Clean or replace
|
| B. Air adjustment open too far |
B. Adjust air bands |
| C. Poor fuel spray pattern |
C. Remove and replace with proper fuel nozzle |
| D. Incorrect electrode setting |
D. Adjust electrodes to specification |
| E. Weak transformer |
E. See Transformer Check |
|
PUMP TROUBLESHOOTER |
|
1.
Oil leaking in the area of water pump crankshaft |
A.
Worn crankshaft seal
|
A.
Remove and replace
|
| B. Bad bearing |
B. Remove and replace |
| C. Grooved shaft |
C. Remove and replace |
| D. Failure of retainer o-ring |
D. Remove and replace |
|
2.
Excessive play on crankshaft |
A.
Defective bearing
|
A.
See Worn Bearing
|
| B. Excess shims |
B. Set up crankshaft |
|
3.
Oil leaking at the rear portion of the crankshaft |
A.
Damaged or improperly installed oil gauge window gasket
|
A.
Replace gasket
|
| B. Damaged or improperly installed rear cover |
B. Replace gasket |
| C. Oil gauge loose |
C. Tighten oil gauge |
| D. Rear cover screws loose |
D. Tighten rear cover screws |
|
4.
Water in crankcase |
A.
May be caused by humid air condensing into water inside the crankcase |
A.
Maintain or step up lubrication schedule. |
| B. Worn or damaged plunger screw o-ring |
B. Remove and replace. See Pump Maintenance. |
| C. Cracked ceramic plunger |
C. Remove and replace. See Pump Maintenance. |
| D. Worn oil seals |
D. Remove and replace. See Pump Maintenance. |
|
5.
Worn Bearing |
A.
Excessive belt tension
|
A.
Correct belt tension will allow a 1/64 inch deflection for each inch of
span with a 6 pound force applied in the middle of span. |
| B. Oil contamination |
B. Check oil type (usually 30 W non-detergent) and
proper change intervals (approx. every 200-500 hours) |
|
6.
Dirty or worn check valves |
A.
Normal wear
|
A.
Remove and replace
|
| B. Debris |
B. Be sure there is an inlet screen or filter |
|
7.
Presence of metal particles during oil change |
A.
Failure of internal component
|
A.
Remove and disassemble to find probable cause
|
| B. New pump |
B. New pumps have filings and debris and should be
changed initially after 8 hours of use |
|
8.
Water leakage from under head |
A.
Worn packing
|
A.
Install new packing
|
| B. Cracked/scored plunger |
B. Remove and replace plunger |
| C. Failure of plunger retainer o-ring |
C. Remove and replace plunger retainer o-ring |
|
9.
Loud knocking noise in pump |
A.
Pulley loose on crankshaft
|
A.
Check key and tighten screw
|
|
B. Defective bearing
|
B. Remove and replace bearing
|
|
C. Worn connecting rod
|
C. Remove and replace connecting rod
|
|
D. Worn crankshaft
|
D. Remove and replace crankshaft
|
|
E. Worn crosshead |
E. Remove and replace crosshead |
|
10.
Frequent or premature failure of the packing |
A.
Scored, damaged or worn plunger
|
A.
Remove and replace plungers
|
|
B. Overpressure to inlet manifold
|
B. Reduce inlet pressure
|
|
C. Abrasive material in the fluid being pumped
|
C. Install proper filtration on pump inlet plumbing
|
|
D. Excessive pressure and/or temperature of fluid
being pumped
|
D. Check pressure and fluid inlet temperature; be sure
they are in specified range
|
|
E. Over pressure of pump
|
E. Reduce pressure
|
|
F. Running pump dry |
F. Do not run pump without water |
|
11.
Low Pressure |
A.
Dirty or worn check valves
|
A. See
"Dirty or worn Check Valves
|
| B. Worn packing |
B. Remove and replace packing |
|
12.
Excessive vibration |
A.
Dirty or worn check valves
|
A.
See "Dirty or worn Check Valves
|
| B. Air leak in inlet line |
B. Tighten all fittings |
|
13.
Scored plungers |
A.
Abrasive materials in fluid being pumped |
A.
Install proper filtration on pump inlet plumbing |
|
14.
Pitted plungers |
A.
Cavitation |
A.
Decrease inlet water temperature and/or increase water pressure |
|
15.
Cavitation |
A.
High inlet fluid temperature
|
A.
Lower inlet fluid temperature
|
|
B. Low inlet fluid pressure |
B. Raise inlet fluid pressure |
| |
|
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