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Desa BLP35E User Manual

Page 15

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13

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Thermoswitch

1. Make sure unit is un-

plugged.

2. Remove three screws that

attach fan guard to heater
shell.

3. Remove motor and fan

guard from heater shell
(see Figure 20). Be
careful not to damage fan.

4. Remove two nuts and

star washers from
thermoswitch (see Figure
21).

5. Disconnect the blue

thermoswitch leads in
base of heater.

6. Remove the thermoswitch

assembly.

7. Insert new thermoswitch

wires down through hole
at bottom of heater shell.

8. Mount new thermoswitch

onto the two mounting
bolts on rear head (see
Figure 22).

9. Replace star washers and

nuts onto bolts.

10. Recommended for

accurate results: Torque
the nuts to 4-6 inch/lbs.

11. Place motor and fan guard

into rear of heater shell
(see Figure 23).

12. Insert three screws

through heater shell and
into fan guard. Tighten
screws firmly.

13. Attach blue thermoswitch

leads to terminal block
and solenoid valve wire
lead (see Wiring Dia-
gram, page 8).

Figure 20 - Removing Motor and Fan Guard from Heater

Figure 23 - Replacing Motor and Fan Guard into Heater

Figure 21 - Removing Nuts and Star Washers from Thermoswitch

Figure 22 - Mounting New Thermoswitch onto Mounting Bolts

Nuts

Thermoswitch

New Thermoswitch

Mounting
Bolts

Rear Head

Star
Washers