TROUBLESHOOTING | SEZ SERIES COUNTERTOP STEAMERS |
“Service Request” Light Comes On During Operation
“Service Request” light comes on during operation.
Turn unit off and check that unit drains fully.
Open door. Turn unit back on and wait 30 minutes.
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| in cavity? |
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DISCONNECT POWER AT CIRCUIT BREAKER.
| Does water |
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level exceed normal |
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| level? |
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Check
thermostats (see Figure
18 on page 35) and
replace as necessary.
Shut water off as close to steamer as possible.
Disconnect water supply.
Remove rear cover from unit.
Disconnect water inlet assembly at
compression fitting.
Attach pressure gauge to copper tube and check
pressure downstream of regulator.
Check for adequate water pressure to unit.
DISCONNECT POWER AT CIRCUIT BREAKER.
Remove control panel, but leave plugged in.
Leave all wires connected to R1 relay, but pull back connectors enough to allow
Check resistance between terminal block position 1 and NO terminal on R1 relay (where wire B72 is connected).
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Replace solenoid valve.
Reconnect power to unit. WAIT 9 MINUTES.
TROUBLESHOOTING
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| Adjust or replace |
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| Figure 16 on page 33). |
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Check voltage across R1 coil (where wires B42 and
B70 are connected).
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| Check voltage between NO and C |
| Check float switch and | |||||||||||||||||||
| terminals on R1 relay (where wires |
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| B72 and B71 are connected). |
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Replace R1 relay | DISCONNECT POWER AT CIRCUIT BREAKER. | ||
(part # 1181545). |
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| Shut off water supply as close to steamer as possible. | |
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Remove screen from strainer and clean or replace as necessary. Reassemble, reconnect, and
recheck the steamer. If the Service Request light still comes on, examine the following for obstructions
or deposits: pressure regulator, solenoid, and float valve. Clean or replace as necessary.
PAGE 22 | OPERATOR’S MANUAL 1181587 |