Southbend SEZ/3 manual Troubleshooting

TROUBLESHOOTING SEZ SERIES COUNTERTOP STEAMERS

Unit Not Heating Up Properly or Not Cooking Properly, “ON” Light Lit

Unit not heating up properly or not cooking properly, “ON” light lit.

DISCONNECT POWER AT THE CIRCUIT BREAKER.

Check all three main fuses; replace as necessary (see Figure 9 on page 26).

Reconnect power to unit.

Turn unit on. WAIT 5 MINUTES.

Open door; depress and hold door switch.

						Does contactor
			No		“click” on and stay on				Yes
						for at least 2
						minutes?
DISCONNECT POWER AT CIRCUIT BREAKER.							DISCONNECT POWER AT CIRCUIT BREAKER.
		Remove control panel.								Remove control panel.
Check door switch for continuity (see Figure 13 on							Check resistance between contactor terminals and
		page 30).						replace elements as necessary (see Figure 8 on
										page 25).
		Continuity?
	No			Yes

Replace door switch.

Reconnect door switch

lead wires.

Remove rear cover.

Check pressure switch for

proper operation (see Figure 17 on page 34).

No Pressure switch OK? Yes

Check high-limit thermostats (see Figure 18 on page 35).

TROUBLESHOOTING

Replace pressure switch.

No

Replace high-limit

thermostats

as necessary.

High-limit

thermostats Yes OK?

Check and replace

contactor (see Figure 11

on page 28) and/or

controller (see Figure 15

on page 32), as necessary.

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