Operating instructions

Part number 550-141-887/0800
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AHE Series 4 Direct Vent Wall-Mounted Boilers — Boiler Manual
Hazard definitions
The following defined terms are used throughout this manual to bring attention to the presence of hazards of
various risk levels or to important information concerning the life of the product.
Indicates presence of hazards that will cause severe personal injury, death or substantial
property damage.
Indicates presence of hazards that can cause severe personal injury, death or substantial
property damage.
Indicates presence of hazards that will or can cause minor personal injury or property damage.
Indicates special instructions on installation, operation or maintenance that are important but
not related to personal injury or property damage.
Contents
Please read before proceeding .............................................................................. 3
Prepare boiler location ......................................................................................... 4-7
Venting ................................................................................................................ 8-13
Prepare boiler ........................................................................................................ 14
Water piping ..................................................................................................... 15-17
Gas piping ............................................................................................................. 18
Field wiring ............................................................................................................ 19
Jacket installation ................................................................................................. 19
Start-up.................................................................................................................. 20
Checkout procedure ............................................................................................. 21
Operation .......................................................................................................... 22-25
Service and maintenance ................................................................................ 26-31
Troubleshooting ................................................................................................ 32-41
Replacement parts ........................................................................................... 42-45
Dimensions ............................................................................................................ 46
Ratings ................................................................................................................... 47
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