M
ODEL
EZ-3 & EZ-5 C
OUNTERTOP
S
TEAMERS
T
ROUBLESHOOTING
Figure 5
Unit Not Heating Up Properly or Not Cooking As Fast, “ON” Light Lit
Unit not heating up properly, or not cooking as fast, “ON” light lit.
Is “CHECK WATER LEVEL”
light on with door closed?
Check all main fuses or circuit breaker, replace as necessary.
No
Yes
Drain unit. Turn unit on with door open. Add two gallons of
water THROUGH TROUGH. Close door. Wait 10 minutes.
Yes
No
Yes
No
Check and replace contactor
(see Figure 13 on page 24)
and controller (see Figure 22
on page 33).
Check float switch for continuity
and clean openings in float tube
(see Figure 18 on page 29).
Reconnect door switch lead wires.
Remove rear cover
Float switch and float
tube OK?
Replace float switch and
clean tube.
Continuity?
Replace door switch.
Yes
No
Remove control panel.
Check resistance between
contactor terminals and
replace any bad elements
(see Figure 10 on page 21).
DISCONNECT POWER
AT CIRCUIT BREAKER.
Does contactor “click”
on and stay on for at least 1
minute?
Yes
No
No
Yes
No
Yes
Depress door switch and
check door switch lead wires
for continuity (see Figure 16
on page 27 or Figure 17 on
page 28, as applicable).
Remove control panel.
Remove door switch lead
wires from terminal block
positions 2 and 3.
DISCONNECT POWER
AT CIRCUIT BREAKER.
Remind operator of proper
filling procedure.
Does unit heat up?
DISCONNECT POWER
AT CIRCUIT BREAKER
Clean unit (see page 13).
Check high limits and replace
as necessary (see Figure 19
on page 30 or Figure 20 on
page 31, as applicable).
If high limits are OK, check
that heater block mounting
bolts are tightened to 75 inch-
pounds.
Is bottom of unit covered
with deposits?
Add water according to start-
up instructions on door. Wait
5 minutes, light should go off.
Does unit have water?
For EZ-3 units built before
Jan. 15, 2001, check and
replace time delay relay as
necessary (see Figure 21on
page 32).
Open door. Depress and
hold door switch.
TROUBLESHOOTING
O
PERATOR
’
S
M
ANUAL
1178387 P
AGE
17
