Southbend SIMPLE STEAM COUNTERTOP STEAMERS EZ-5 - Manual (Page 17)

M
ODEL
EZ-3 & EZ-5 C
OUNTERTOP
S
TEAMERS
T ROUBLESHOOTING
O PERATOR ’ S M ANUAL 1178387 P AGE 17
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Figure 5
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.
Unit not heating up properly, or not cooking as fast, “ON” light lit.
No Yes
Drain unit. Turn unit on with door open. Add two gallons of
water THROUGH TROUGH. Close door. Wait 10 minutes.
Open door. Depress and
hold door switch.
For EZ-3 units built before
Jan. 15, 2001, check and
replace time delay relay as
necessary (see Figure 21on
page 32).
Does unit have water?
Add water according to start-
up instructions on door. Wait
5 minutes, light should go off.
Is bottom of unit covered
with deposits?
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.
Clean unit (see page 13). DISCONNECT POWER
AT CIRCUIT BREAKER
Does unit heat up?
Remind operator of proper
filling procedure.
DISCONNECT POWER
AT CIRCUIT BREAKER.
Remove door switch lead
wires from terminal block
positions 2 and 3.
Remove control panel.
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).
Yes No
Yes No
No Yes
Does contactor “click”
on and stay on for at least 1
minute?
DISCONNECT POWER
AT CIRCUIT BREAKER.
Check resistance between
contactor terminals and
replace any bad elements
(see Figure 10 on page 21).
No Yes
Replace door switch.
Continuity?
Replace float switch and
clean tube.
Float switch and float
tube OK?
Remove rear cover
Reconnect door switch lead wires.
Check float switch for continuity
and clean openings in float tube
(see Figure 18 on page 29).
Check and replace contactor
(see Figure 13 on page 24)
and controller (see Figure 22
on page 33).
No Yes
No Yes