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Dayton Operating Instructions and Parts Manual
8
Dayton Portable
Oil-Fired Heaters
®
3E358B and 3E359B
Fuel
Filter
Pump
Cover
Figure 13 - Fuel Pump and Filter
Figure 15 - Location of Screw on Flange
Clamp
PUMP
(Procedure if pump is binding)
1. Remove upper shell (See Figure 8,
page 7).
2. Loosen hex screw on flange clamp at
rear of motor with 5/16" nut-driver
(See Figure 15).
3. Turn fan with hand (See Figure 16).
4. If fan turns freely, tighten screw on
flange clamp.
5. If fan does not turn freely, replace
pump.
6. Replace upper shell.
Hex Screw On
Flange Clamp
Figure 16 - Turning Fan with Hand
Maintenance (Continued)
FOR HEATERS WITH FUEL FILTER
INTERNAL TO PUMP
1. Remove pump cover to access filter.
2. Rinse and wipe inside of pump cover
and dry with clean cloth.
3. Rinse fuel filter in clean kerosene or
blow compressed air from inside out.
4. Reassemble and tighten securely.
Check for leaks.
Canister
Bottom
Fuel Filter
Gasket
Canister
Top
Figure 14 - Fuel Pump Filter and Canister
FOR HEATERS WITH FUEL FILTER/
CANISTER EXTERNAL TO PUMP
1. Unscrew canister bottom from
canister top with Channellock pliers.
2. Remove fuel filter and gasket from
canister bottom (See Figure 14).
3. Inspect canister bottom and fuel
filter for water or dirt.
4. Rinse canister bottom in clean
Kerosene.
5. Wipe inside of canister bottom dry
with clean cloth.
6. Rinse fuel filter in clean Kerosene.
7. Put clean fuel filter and gasket back
in canister bottom.
8. Screw canister bottom into canister
top.
9. Tighten securely. Check for leaks.