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14.4 Short Parts List
21-33 Models
Part Description Code
Flow Sensor 5317
Pressure Sensor 6210
22mm NTC Sensor 5656
15mm NTC Sensor 5655
6mm Probe NTC Sensor with cable 5320
Combination Boiler High Limit Thermostat 5223
Combination Boiler Tank Limit Thermostat 5318
Plate Heat Exchanger 5789
Grundfos UPM3 FLEX-AS Circulating Pump Head & Body only 6225
Composite Auto Air Vent 6212
Composite Pressure Relief Valve 6211
Filling Loop 5788
Pressure Gauge (Combination Boiler) 5855
Pressure Gauge (Other models) 3019
Control PCB 5225
MMI PCB with LCD 5221
12 litre Rectangular Expansion Vessel 6319
24 litre Rectangular Expansion Vessel 4319
Flue Thermostat 3535
Diverting Valve Stepper Motor 6227
Dual Safe Thermostat for non-Combination Boilers WDS2
44 Models
Part Description Code
Grundfos UPM3 FLEX-AS Circulating Pump Head & Body only 6225
Brass Auto Air Vent c/w Check Valve 614
Brass Pressure Relief Valve 2132
Flue Thermostat 3535
Dual Safe Thermostat for non-Combination Boilers WDS2
When ordering replacement casing panels it should be noted that due to the painting process,
there may be some variation in colour.
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