Bunn FMD-2 Manuel de service télécharger pdf (Page 33)

P1452.40

SERVICE (cont.)

TANK HEATER (cont.)

5. Check for continuity across the tank heater termi-

nals.

If continuity is present as described, reconnect the

wires, the tank heater is operating properly.

If continuity is not present as described, replace the

tank heater.

NOTE - If the tank heater remains unable to heat,

remove and inspect heater for cracks in the sheath.

Removal and Replacement:

1. Shut-off water supply to the dispenser.

2. Disconnect the water supply tube on the tank lid.

3. Disconnect the black wires on the limit thermo-

stat.

4. Disconnect the black wire and the white or red wire

from the tank heater terminals.

5. Disconnect the pink wire from the liquid level

probe.

6. Disconnect the green wire from the tank.

7. Remove the thermostat capillary bulb by firmly

pulling-up on the capillary at the tank lid. This will

disengage the grommet from the tank lid.

8. Remove the ten #8-32 nuts securing the tank lid to

the tank.

9. Remove tank lid with limit thermostat, liquid level

probe and tank heater as an assembly.

10. Remove the two hex nuts securing the tank heater

to the tank lid. Remove tank heater with gaskets

and discard.

11. Install new tank heater with gaskets on the tank lid

and secure with two hex nuts.

12. Install tank lid with limit thermostat, liquid level

probe and tank heater on the tank and secure with

ten #8-32 hex nuts.

13. Connect water inlet line to the tank lid.

14. Reconnect the black wires to limit thermostat, the

pink wire to the liquid level probe and the green

wire to the tank. Refer to the limit thermostat and

the liquid level board and probe sections in this

manual when reconnecting wires.

15. Refer to Fig. 33 when reconnecting the wires to the

tank heater.

FIG. 33 TANK HEATER TERMINALS

P1218

TANK HEATER SWITCH

FIG. 34 TANK HEATER SWITCH

Location:

The tank heater switch located inside the dis-

penser on the upper right of the whipper motor mount-

ing panel.

WHI or RED to

Main Wiring

Harness

28364 011598

BLK to Limit

Thermostat

1 2 ... 28 29 30 31 32 33 34 35 36

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Bunn FMD-2 Manuel de service Page 33

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