ICC ETH-1000, Installation Manual

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BACnet / Boilers
Table 37. Lock and Hold Codes
Code Description Recommended Troubleshooting of Lockout Codes
151
+LJK¿UHVZLWFK21 2(06SHFL¿F
1. Check wiring and correct any potential wiring errors.
2.
&KHFN+LJK)LUH6ZLWFKWRDVVXUHSURSHUIXQFWLRQQRWZHOGHGRUMXPSHUHG
3. Manually drive the motor to the High Fire position and adjust the HF switch
while in this position and verify voltage through the switch to the HFS input with
a voltmeter.
4. If steps 1-3 are correct and the fault persists, replace the module.
152 Combustion pressure ON
2(06SHFL¿F
1. Check wiring and correct any errors.
2. Inspect the Combustion Pressure Switch to make sure it is working correctly.
3. Reset and sequence the relay module.
4.
'XULQJ67$1'%<DQG35(385*(PHDVXUHWKHYROWDJHEHWZHHQ7HUPLQDO
-DQG/16XSSO\YROWDJHVKRXOGEHSUHVHQW,IQRWWKHORFNRXWVZLWFKLV
defective and needs replacing.
5. If the fault persists, replace the relay module.
153 Combustion Pressure Off
154 Purge Fan switch On
2(06SHFL¿F
1. Purge fan switch is on when it should be off.
155 Purge Fan switch Off
156 Combustion pressure and Flame ON
2(06SHFL¿F
1.
&KHFNWKDWÀDPHLVQRWSUHVHQWLQWKHFRPEXVWLRQFKDPEHU&RUUHFWDQ\HUURUV
2.
0DNHVXUHWKDWWKHÀDPHGHWHFWRULVZLUHGWRWKHFRUUHFWWHUPLQDO
3.
0DNHVXUHWKH) *ZLUHVDUHSURWHFWHGIURPVWUD\QRLVHSLFNXS
4.
5HVHWDQGVHTXHQFHWKHPRGXOHLIFRGHUHDSSHDUVUHSODFHWKHÀDPHGHWHF
-
tor.
157 Combustion pressure and Flame OFF
158 Main valve ON
2(06SHFL¿F
1. Check Main Valve terminal wiring and correct any errors.
2. Reset and sequence the module. If fault persist, replace the module.
159 Main valve OFF
160 Ignition ON
2(06SHFL¿F
1. Check Ignition terminal wiring and correct any errors.
2. Reset and sequence the module. If fault persist, replace the module.
161 Ignition OFF
162 Pilot valve ON
2(06SHFL¿F
1. Check Pilot Valve terminal wiring and correct any errors.
2. Reset and sequence the module. If fault persist, replace the module.
163 Pilot valve OFF
164
%ORFNLQWDNH21 2(06SHFL¿F
1. Check wiring and correct any errors.
2.
,QVSHFWWKH%ORFN,QWDNH6ZLWFKWRPDNHVXUHLWLVZRUNLQJFRUUHFWO\
3. Reset and sequence the module.
4. During Standby and Purge, measure the voltage across the switch. Supply
YROWDJHVKRXOGEHSUHVHQW,IQRWWKH%ORFN,QWDNH6ZLWFKLVGHIHFWLYHDQG
needs replacing.
5. If the fault persists, replace the relay module.
165
%ORFNLQWDNH2))
166-171 RESERVED
Feedback Codes
172 Main relay feedback incorrect Internal Fault.
1. Reset Module.
2. If fault repeats, replace module.
173 Pilot relay feedback incorrect
174 Safety relay feedback incorrect
175 Safety relay open
176 Main relay ON at safe start check
177 Pilot relay ON at safe start check
178 Safety relay ON at safe start check
179-183 RESERVED
Parameter Faults
184
,QYDOLG%/2:(5+6,RXWSXWVHWWLQJ
3.
5HWXUQWR&RQ¿JXUDWLRQPRGHDQGUHFKHFNVHOHFWHGSDUDPHWHUVUHYHULI\DQG
reset module.
4. If fault repeats, verify electrical grounding.
5. If fault repeats, replace module.
185 Invalid Delta T limit enable setting
186 Invalid Delta T limit response setting
187 Invalid DHW high limit enable setting
188 Invalid DHW high limit response setting
189 Invalid Flame sensor type setting
190 Invalid interrupted air switch enable setting
191 Invalid interrupted air switch start check enable setting
192 Invalid igniter on during setting
193 Invalid ignite failure delay setting