Fault Finding

This handy booklet will provide you with the following information.  These should only be carried out by a correctly qualified Gas Safe Engineer. 

• General Ventilation Information
• Modairflow Series 1
• Modairflow Series 2
• Non Modairflow Series 2
• System E-T
• Economaire
• proportional Balancing
• Heat Exchanger Check
• Spillage Test

This guide goes through fault finding for all the WarmCair range, both C and DW.  It also included technical data for these heaters.

These should only be undertaken by a correctly qualified Gas Safe Engineer. 

Areas covered

• WarmCair C Range
• Technical Data
• Fault Finding
• Fault Finding Flow Chart
• Defect Diagnosis for the Circulation Air Fan
• Functional Wiring Diagrams
• Condense Pump Re-Wire
• Circuit Diagram for Condensing Warm Air Heaters
• Heat Exchanger Update WarmCair C26D
• Technical Data and Fault Finding WarmCair DW Range
• Technical Data
• Fault Finding
• Blocking Codes
• Functional Wiring Diagrams
• Reference Data. 

This manual will provide technical data and fault finding for the Aquair Range of Heat Interface Units.

Included within the document is:

• MAF Stat connected not calling for heat (boiler not firing) when MAF Stat is on Max
• Fan no operating when pipe is above 60^oC
• Circuit diagram