Reznor RA 140 Guide de dépannage télécharger pdf (Page 26)

Form I-RA/D 140/235 (Version A), Page 26

Pump

Screen

Gasket

Cover

Bolts

pump cover. Go to the instructions for

“Recharging the Suction Line” (below).

2. Remove and Clean the Screen

• To access the screen, the pump cover must be

removed.

• Remove the four bolts that hold the pump cover.

(Be careful, pump is full of oil).

• Remove the cover being careful not to lose or

damage the gasket.

• Remove the circular screen and clean with a

solvent and compressed air.

NOTE: If the screen is damaged during cleaning, replace

it with Reznor P/N 123450.

3. Reassemble the pump

• Check the gasket and if a replacement is needed,

replace it with Reznor P/N 123451.

• Re-assemble the pump and reconnect the inlet oil

line being sure that the connection is tight.

Cleaning the

Pump Cont’d

Recharging the Suction Line

• Remove the fill plug from the inlet manifold and slowly fill the suction line with oil (allow time for air

to escape).

• Replace the plug.

• Check vacuum gauge connections and filter housing to be sure that everything is tight. The suction

line must be full of oil and all connections tight for the heater to operate properly.

NOTE: Refer to the section, “priming and Leak check” (starting on page 19) for check list and instructions.

Cleaning the Burner Oil Strainer

Instructions for cleaning the burner oil strainer:

• Remove the hex nut from the end of the strainer

tee, being careful not to lose the “O” ring.

• Remove the spring and strainer from the inside of

the tee. Clean by washing both the spring and

screen with a solvent.

• Reinsert the cleaned

screen and spring into

the tee. With the “O”

ring in place, re-attach

the hex nut.

Oil Strainer

Tee

Remove

Hex Nut,

Strainer

Screen &

Spring

Hex Nut

&“O” Ring

Strainer

Screen

Spring

• Identify the strainer tee located in the

fuel line just upstream from the burner.

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Reznor RA 140 Guide de dépannage Page 26

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