Bloomfield 8740 - Manual (Page 15)

SERVICING INSTRUCTIONS (continued)
IMPORTANT: Water pressure
must be between 20 p.s.i and
90 p.s.i. flowing pressure.
If water pressure exceeds this
value, or if water pressure
varies greatly, a pressure
regulator must be installed in
the water supply line.
IMPORTANT: Before setting
assembly into tank, make sure
tank lid gasket is properly
seated on flange of lid.
IMPORTANT: When mounting
thermostat, be sure a new seal
washer is placed below the
fitting on the capillary line.
Push sensing bulb thru tank lid
until fitting seats.
If replacing gray-bodied thermo
with p/n 8512-51, be sure to
remove tube from thermowell.
Tighten capillary lock nut only
enough to ensure no water
leakage. Excessive tightening
is not necessary.
IMPORTANT: When replacing
heating element, also replace
seal gaskets.
SOLENOID TIMER ADJUSTMENT
The amount of water dispensed automatically during a brew cycle
is controlled by the SOLENOID TIMER.
Place empty dispenser under brew chamber. Press the BREW
switch. Measure total amount of water delivered. To adjust
amount:
Remove left button plug. Adjust timer; clockwise increases time.
Run several cycles to check amount of water delivered.
Reinstall button plug.
REMOVE TANK LID ASSEMBLY
Unplug brewer or turn circuit breaker OFF. Turn OFF water
supply. Remove top wrap.
Disconnect brew fill and outlet tubes from tank lid fittings.
Disconnect all wiring from thermostat, hi-limit and heating
element.
Loosen the two nuts at the ends of the tank hold-down bracket.
Remove hold-down bracket by sliding short slotted end off of
locking stud and lifting it off. Remove cover assembly by lifting it
straight up.
Reassemble in reverse order.
REPLACE THERMOSTAT
Unplug brewer or turn circuit breaker OFF. Turn OFF water
supply. Remove top panel.
Disconnect all wiring from thermostat only. Loosen and free jam
nut from pass-thru fitting securing temperature sensing bulb.
Remove two screws holding thermostat to bracket.
Lift out thermostat, sensing bulb and thermostat gasket.
Reassemble in reverse order.
REPLACE HEATING ELEMENT
Remove tank lid assembly per above.
Remove two hex nuts holding element to cover. Pull element
from mounting holes.
Reassemble in reverse order.
Fig. 11 Adjust Solenoid Timer
13
608
p/n
7646
7 874
0 Tea B
rewer
Owners M
anual