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Maintenance (Continued)
Figure 9.
Photocell
PHOTOCELL
CLEAN PHOTOCELL ANNUALLY OR AS NEEDED.
1. Remove upper shell.
2.
Remove fan (See FAN BLADES, page 10).
3.
Remove photocell from its mounting bracket (see Figure 9).
4.
Clean photocell lens with cotton swab.
TO REPLACE:
1. Remove side cover near Operation switch.
2. Disconnect wires from Operation switch and remove photocell.
3. Disconnect wires from circuit board and remove side cover.
4. Install new photocell and attach wires to circuit
-
board
.
5. Replace switch wires to operation switch and side cover.
6. Replace fan and upper shell.
FUEL FILTER
CLEAN TWICE PER
.
HEATING SEASON OR AS NEEDED.
1. Open rear shell.
2. Remove filter cover by unscrewing four screws (see Figure 10).
3. Remove fuel filter from fuel cover.
4. Wash fuel filter in clean kerosene.
5. Replace fuel filter and fuel cover.
Fuel filter A on fuel cap
1. Remove fuel cap (See Figure 11 ).
2. Take out fuel filter with clean kerosene.
3. Wash fuel filter with clean kerosene.
4. Replace fuel filter on fuel tank.
5. Replace fuel cap on fuel tank.
fi1 fi1
Figure 10. Removing Fuel Filter
Fuel Cap-----9
Fuel Gas et----�(Q)
Fuel Filter
A
--------tt1
Figure 11. Fuel Filter A
PUMP PRESSURE ADJUSTMENT
1. Remove rear shell.
2.
Remove
fuel
line A
from
fuel
pump
by using'Wrench.
3.
Place pressure gauge at outlet of fuel pump.
4.
Adjust pump pressure by turning pressure adjustment screw
(see
Figure 12 on page
12
).
i. Turn screw clockwise to
i
n
c
rease pressure.
ii.
Turn screw counterclockwise to decrease pressure.
5.
Set pump pressure to 128 PSI by turning screwdriver
(directions continued on following page).
Pump pressure gauge is not supplied.
'
,
GAU-KFA-PH-600K-TST
Larson Electronics, LLC
Phone: (800) 369-6671
Fax: (903) 498-3364
www.larsonelectronics.com
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