Intellihot iQ251D Manuals

Manuals and User Guides for Intellihot iQ251D. We have 1 Intellihot iQ251D manual available for free PDF download: Troubleshooting Manual

Intellihot iQ251D Troubleshooting Manual

Intellihot iQ251D Troubleshooting Manual (30 pages)

Brand: Intellihot | Category: Boiler | Size: 4 MB

Table of Contents

Troubleshooting
1
Table of Contents
3
Error Code List & Suggested Tool List
4
E1-Blower Speed Fault
5
E3-Blocked Flue
6
E7-Ignition Failure
7
E9-Temperature Sensor Shorted
8
EA-Temperature Sensor Open Circuit
9
EC-Flue Temperature Exceeded
10
Ed-Heat Exchanger Outlet Temperature Exceeded
11
- Flashing Icon
  12
- Icon Flashing
  13
- Recirculation Icon Flashing
  14
Blank (Blue)/Illegible Display
15
Breaker Tripped (Over-Load)
16
Dead Unit-No Powerup
17
No Hot Water
18
Rough Ignition
19
Rumbling
20
Water Leaks
21
Appendix
22
- Blower Replacement
  22
- Gas Valve Replacement
  23
- Electrode Replacement
  25
- Controller Pin Layout
  26
- Wiring Diagram (Wall-Hung)
  26
- Wiring Diagram (Floor-Mount)
  27

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