Fuel Filter; Pump Pressure Adjustment - L.B. White CP125CK Owner's Manual

MAINTENANCE (cont.)

FUEL FILTER

CLEAN OR REPLACE TWICE PER HEATING SEASON OR AS
NEEDED.
Fuel Filter
Fuel Line
Screw
Side Cover
Power Switch
Figure 17 – Fuel Filter Replacement
- Remove side cover screws using medium Phillips
screwdriver.
- Disconnect switch wires from power switch and remove
side cover.
- Pull fuel line off fuel filter neck.
- Turn fuel filter clockwise 90 degrees and pull to remove.
- Wash fuel filter with clean fuel and replace in tank.
- Attach fuel line to fuel filter neck.
- Reinstall side cover.
4 15
Switch Wires

PUMP PRESSURE ADJUSTMENT

Flat blade
Screwdriver
Pressure Gauge
Figure 18 – Adjusting Pump Pressure
- Start heater (See "Operation", page 10).
- Allow motor to reach full speed.
- Adjust pressure (using flat blade screwdriver).
- Turn relief valve clockwise to increase pressure.
- Turn relief valve counterclockwise to decrease pressure.
- Set pump pressure to correct pressure for each model.
- Stop heater (see "Operation", page 10).
Model Pump Pressure
CP125CK 5.5 PSI
CP170CK 6.5 PSI
CP210CK 8.5 PSI
NOTE: USE ONLY ORIGINAL EQUIPMENT REPLACEMENT
PARTS. Use of alternate or third party components will void
warranty and may cause an unsafe operating condition.
Relief Valve