Bunn CWA-APS Operating & Service Manual page 21

SERVICE (cont.)
TANK HEATER SWITCH (cont.)
13. Insert new tank heater switch through the hole in
the upper left rear of the trunk and secure with
switch indicator/guard bracket, hex facenut and
plastic facenut.
14. Refer to Fig. 15 and reconnect the wires to the tank
heater switch terminals.
15. Set tank assembly inside the hood on mounting
brackets and secure with two #8-32 screws.
16. Reconnect the wires to the limit thermostat, tank
heater and the control thermostat. Refer to limit
thermostat and tank heater sections in this manual
when reconnecting wires.
17. Brewers with faucet, reinstall the faucet tube and
reconnect the water supply tubes to the coil as-
sembly.
18. Secure the sprayhead tube to the hood using hex
nut.
19. Install sprayhead.
20. Install fill basin, inlet gasket and secure to tank lid
with tank inlet fitting.
21. Carefully install water fill tube into the back of the
fill basin (automatics).
22. Reconnect and turn on the incoming water supply.
RED to Terminal
Block (Red Insert)
FIG. 15 TANK HEATER SWITCH TERMINALS
BLK to Limit Thermostat
(Automatics)
BLK to BLU from Control
Thermostat
(Pour Overs)
BLK to Terminal
Block (Black Insert)
RED to Thermal Fuse
P1473
Page 21
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