Controller Check (For Ez-5 Units And For Ez-3 Units Built After January 15, 2001) - Southbend EZ-3/EZ-5 Operator's Manual

M EZ-3 & EZ-5 C
ODEL
Figure 22
Controller Check (for all EZ-5 units and for EZ-3 units built after Jan. 15, 2001)
Step Door Switch (SW2) #8
1
Door Open
2
Door Open to Close
3
Door Closed
4
Door Closed
Normal Cycle Operation
5
Door Closed
1. Disconnect power at circuit breaker.
2. Remove control panel, but leave plugged in.
3. Disconnect wire C98 from controller.
4. Reconnect power.
5. Use a spacer to hold door switch in closed position. Contactor should actuate and then deactuate
in less than 60 seconds.
6. If contactor fails to actuate (or actuates but fails to deactuate), replace controller.
7. With spacer still in place and door open, momentarily reconnect wire C98 and then disconnect.
8. Controller should actuate, then deactuate 10 seconds after C98 is disconnected.
9. If contactor fails to actuate (or actuates but fails to deactuate), replace controller.
O
PERATOR
S
OUNTERTOP TEAMERS
EZ STEAMER LOGIC CHART
Float Switch (SW1) #7-#9
No Pressure, Up Position
Switch Closed
No Pressure, Up Position
Switch Closed
No Pressure, Up Position
Switch Closed
Pressurized, Down Position
Switch Open
When Pressure Drops, Goes
to Up Position, Switch Closes
' M 1178387
S ANUAL
T
ROUBLESHOOTING
C98
Contactor Heaters (Load 2) #5
Heaters Off
Heaters On for 60 Seconds, then
Step 3 or 4
Heaters On
Heaters Off
Heaters On for 10 Seconds, then
Step 3 or 4
Notes
Even if float switch
opens with pressure.
Even if float switch
opens with pressure.
P 33
AGE