Bunn service manual FROTHER AND WHIPPER MOTOR - FMD-4shown & FMD-5, SERVICE cont

SERVICE (cont.)

FROTHER AND WHIPPER MOTOR - FMD-4 (shown) & FMD-5

J1

J2

J4

J3

J1

J2

J4

J3

P2635

FIG. 17 FROTHER AND WHIPPER MOTOR

Location:

The frothers are located behind the dispenser door, mounted on the front panel inside the whipper cham- ber.

The whipper motors are located on the back side of the whipper motor mounting panel.

Test Procedure:

1.Disconnect the dispenser from the power source.

2.Disconnect the red and white wires (FMD-1 & FMD-2 left motor) or orange and white wires (FMD-2 right motor) of the main harness from the black leads of the motor.

3.Press and hold the dispense switch and check the voltage across the disconnected harness wires with a voltmeter. Connect the dispenser to the power source. The reading must be:

a)120 volts ac for two wire 120 volt models.

b)120 volts ac for three wire 120/208 volt or 120/ 240 volt models.

4. Disconnect the dispenser from the power source.

If voltage is present as described, replace the motor. If voltage is not present as described, refer to the wir- ing diagrams and check the dispenser wiring harness.

				10
						7	1
							2
							4
11	12	13	9	8	6	5	3
							P2628
	FIG. 18 MIXING/WHIPPER CHAMBER
			COMPONENTS

1.	Steam Collector	8.	Nut
2.	Mixing Chamber	9.	Slinger
3.	Dispense Tip	10.	Motor Assy.
4.	Whipper Chamber	11.	Fan
5.	O-Ring	12.	Vacuum Hose
6.	Frother	13.	Baffle

7.Receptacle w/Seal

Removal, Cleaning & Replacement (Refer to Fig. 18):

1.Open the dispenser door and raise the top front cover.

2.Lift the front edge of the each hopper assembly over the tab on the hopper support panel and slide each hopper assembly out the front of the dispenser. Set aside for reassembly.

3.Remove the four #8-32 screws securing the hop- per support panel to auger motor mounting panel and the whipper motor mounting panel. Set aside for reassembly.

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