Fault Codes (Table 3); Heating - Potterton iHE 100/300 Installation And Servicing Instructions

Code Fault Description
10 Outside sensor, error
20 Boiler temperature 1, sensor error
26 Common fl ow temperature, sensor error
28 Flue gas temperature, sensor error
30 Flow temperature 1, sensor error
32 Flow temperature 2, sensor error
40 Return temperature 1, sensor error
50 DHW temperature 1, sensor error
60 Room temperature 1, sensor error
65 Room temperature 2, sensor error
68 Room temperature 3, sensor error
70 Stoarge tank temperature 1, sensor error
83 LPB collision
84 BSB address collision
98 Extension module 1, error
99 Extension module 2, error
100 2 Clock time masters
110 STB lockout
111 Shutdown limit thermostat
121 Flow temperature heating circuit 1 not reached
122 Flow temperature heating circuit 2 not reached
126 DHW charging temperature not reached
127 DHW legionella temperature not reached
128 Loss of fl ame during operation
130 Flue gas temp too high
133 Safety time exceeded
151 BMU Internal error
152 Parameterization error
iHE
FAULT CODES
Notes
Check connections and / or replace faulty sensor
Check connections and / or replace faulty sensor (B2)
Check connections and / or replace faulty sensor (B10)
Check connections and / or replace faulty sensor (B8)
Check connections and / or replace faulty sensor (B1)
Check connections and / or replace faulty sensor (B12)
Check connections and / or replace faulty sensor (B7)
Check connections and / or replace faulty sensor (B3)
Check connections and / or replace faulty sensor (R1)
Check connections and / or replace faulty sensor (R2)
Check connections and / or replace faulty sensor (R3)
Check connections and / or replace faulty sensor (B4)
Duplicate LPB address - Check all PCBs function 6600
Room unit incorrectly confi gured - see function 40
Module 1 confi guration error - Check parameters
Module 2 confi guration error - Check parameters
Only PCB no 1 is set as time master - see Function 6640
Check connector X18a and all fl ow & return sensors
Heat exchanger temperatures have been exceeded
Htg Circuit 1, time temp parameter not reached
Htg Circuit 2, time temp parameter not reached
Check operation and heat up times for DHW
Check operation of appliance
Ionisation current lost after successful ignition
Heat Engine is overheating. Check causes of high temps
Ignition unsuccessful after 5 attempts
Check polarity is not reversed to the appliance
Incorrect / Confl icting parameters input.
35
(B9)
Table 3.0