Grindmaster CC-302-20 - Manual (Page 14)

Replacing Dump Valves, Dump Valve O-rings, and/or Tank Grommets
1. Remove the dump valves located behind side access panels, by loosening
the dump valve bracket nuts with 11/32 nut driver and lifting bracket up.
(Figure U, V)
2. Pull dump valve from grommet and then remove the grommets from the
tank with needle nose pliers and discard. (Figure W)
3. Remove the o-rings from the dump valves and discard. Replace with new
tank grommets and new o-rings for each valve. (Figure X)
4. Re-install the dump valves and secure back onto the tank.
5. Tighten nuts on dump valve bracket.
Figure U
Figure X Figure W Figure V
Replacing Water Tank on Machines with Serial # 339304 and Lower:
(Refer to Figures Y, Z, AA)
1. Switch off and unplug unit, disconnect from water supply, and drain tank completely.
2. Remove top of cabinet, left side and rear access panels.
3. Disconnect tank ground, heating element, thermal probe, water probe and hi-level thermostat wires and
vent tubing in top of unit.
Page 14 Crathco® Powdered Beverage Dispensers
Removal of Whipper Motor(s):
1. Disconnect power.
2. Remove front and side access panels.
3. Remove chamber.
4. Remove whipper base. (Figure Q)
5. Remove motor nuts and pull motor out of slot. (Figure R, S)
6. Disconnect wire connection. (Figure T)
7. Replace motor as needed.
Figure Q Figure T Figure S Figure R