Bunn ULTRA-2 manual SERVICE cont, Relay Terminals, Compressor Capacitor Terminals

SERVICE (cont.)

COMPRESSOR (APPLIANCES) (ULTRA-1) (cont.)

Removal and Replacement:

Compressor Start Relay: Refer to FIG. 25

1.Remove the terminal cover (4)

2.Disconnect the wires from the compressor start relay.

3.Pull relay (1) off of the compressor pins and discard.

4.Push new relay onto the compressor pins.

5.Refer to Fig. 26 and reconnect the wires.

6.Reinstall terminal cover (4).

Compressor Thermal Overload Protector: Refer to FIG. 25

1.Remove terminal cover (4).

2.Disconnect the WHI/ORN wire of the harness from the thermal overload protector.

3.Disconnect the BLK wire from the Compressor’s upper terminal.

4.Remove overload protector (3) and start relay as an assembly.

5.Remove overload protector (3) and discard overload protector.

6.Install new overload protector (3) on to the relay (1).

7.Install relay (1) and overload protector (2) on the com- pressor terminal bracket.

8.Refer to Fig. 27 and reconnect the thermal overload protector wires.

9.Reinstall terminal cover (4).

Compressor Run Capacitor: Refer to FIG. 25

1.Remove terminal cover (4).

2.Disconnect the run capacitor leads.

3.Remove the #8-32 screw securing the run capacitor to the top of the dispenser chassis.

4.Remove run capacitor and discard.

5.Place new run capacitor on the top of the dispenser chassis and secure with #8-32 screw.

6.Refer to Fig. 28 and reconnect the wires.

WHI/ORN

GRN

WHI

BRN/WHI (120V)

BRN (230V)

BLU

FIG. 26 RELAY TERMINALS

Plugs into Relay

FIG. 27 THERMAL OVERLOAD PROTECTOR TERMINALS

BRN/WHI (120V) to Relay

BRN (230V) to Relay

BLU to Relay

FIG. 28 COMPRESSOR CAPACITOR TERMINALS

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