Bosch 125FX LP - Manual
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Table of Contents:
- Page 2 – AquaStar 125FX LP and 125FX NG Specifications; III; FEATURES; Gas input
- Page 3 – BACK
- Page 4 – WARNING: DO NOT INSTALL IN AN AREA; W A R N I N G : F l a m m a b l e m a t e r i a l s , g a s o l i n e ,
- Page 5 – COMBUSTION AIR REQUIREMENTS; b) In unconfined spaces in buildings of conventional frame,; CLEARANCES
- Page 6 – Fig. 3 - Incandescent Particle Tray Illustration; VENTING; WARNING: Do not reduce the vent pipe size.; - Support the vent run at 4-foot intervals with overhead
- Page 7 – Fig 4: Some Venting Guide Suggestions
- Page 8 – The vent terminal shall not be less than 1 foot above grade.
- Page 10 – WATER CONNECTIONS; Altitude; Water valve and water connectors, top view
- Page 11 – THREADED ASSEMBLY; Connecting the pressure relief valve (PRV); SWEATED ASSEMBLY; HW; ELECTRICAL CONNECTIONS; Fig 10: Wiring Diagram for AQ 125FX; Diaphragm switch
- Page 12 – SETTING THE WATER TEMPERATURE; - Immediately call your gas supplier from a neighbor’s; LIGHTING AND OPERATING INSTRUCTIONS; and an automatic ignition control system.; To operate the heater, set the ON/OFF switch to position
- Page 13 – MAINTENANCE AND SERVICE
- Page 14 – Adjusting screw; TROUBLE SHOOTING; Fig. 14 - Pilot burner with pilot orifice; PILOT ORIFICE
- Page 17 – Diagram of AquaStar 125FX
- Page 18 – INTERIOR COMPONENTS DIAGRAM
- Page 19 – - INTERIOR COMPONENTS DIAGRAM AND PARTS LIST
- Page 20 – CONTROLLED ENERGY CORP.; Estrada de Cacia; © 2001 Controlled Energy Corporation, Waitsfield, VT
WA R N I N G
: I m p r o p e r i n s ta l l a t i o n ,
adjustment, alteration, service or maintenance can
cause injury or property damage. Refer to this manual.
For assistance or additional information consult a
qualified installer, service agency or the gas supplier.
Upon completion of the installation, these instructions
should be handed to the user of the appliance for
future reference.
In the Commonwealth of Massachusetts this product
must be installed by a licensed plumber.
FEATURING: Automatic Variable Power Modulating Gas
Valve, Electronic Ignition and Power Venting
I N S TA L L AT I O N A N D O P E R AT I N G I N S T R U C T I O N S F O R A U TO M AT I C
INSTANTANEOUS TYPE WATER HEATER FOR USE WITH NATURAL AND
LIQUEFIED PETROLEUM GAS
MODEL 125FX LP and 125FX NG
(Flow Modulated with Electronic Ignition and Power Venting – a Type
III
Category Appliance)
Suitable for heating potable water only
Not approved for space heating purposes
Intended for variable flow applications with steady cold water inlet temperatures
WARNING
If the information in this manual is not followed
exactly. A fire or explosion may result causing property
damage, personal injury or death.
FOR YOUR SAFETY
Do not store or use gasoline or other flammable,
combustible or corrosive vapors and liquids in the
vicinity of this or any other appliance.
WHAT TO DO IF YOU SMELL GAS
- Close gas valve. Open windows.
- Do not try to light any appliance.
- Do not touch any electrical switch; do not use any
phone in your building.
- Immediately call your gas supplier from a neighbor’s
phone. Follow the gas supplier’s instructions.
- If you cannot reach your gas supplier, call the fire
department.
- Installation and service must be performed by a
qualified installer, service agency or the gas supplier.
Specifications .................................................... Page 2
Rules for safe operation .................................... Page 4
Locating the Heater ............................................ Page 4
Combustion Air Requirements ............................ Page 5
Mounting the Heater ........................................... Page 5
Venting the Heater ............................................. Page 6
Gas Connections ............................................... Page 9
Water Connections .......................................... Page 10
Electrical Connections ...................................... Page 11
Safety before turning on the heater ................... Page 12
Lighting and Operating instructions .................. Page 12
Setting water temperature ................................ Page 12
Maintenance & Service ..................................... Page 13
Trouble Shooting .............................................. Page 14
Diagram of AquaStar ......................................... Page 17
Components and Parts List .............................. Page 18
TABLE OF CONTENTS
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Summary
2 AquaStar 125FX LP and 125FX NG Specifications Water Connection 1/2” Thread fitting NPT H x W x D 29 3/4” x 18 1/4” x 8 3/4" Vent 4” (Category III Gas Appliance) Gas Connection 1/2” NPT thread Min. Water Pressure 18 Psi Max. Water Pressure 150 Psi Shipping Weight 50.6 LB Net Weight 44 LB 2.0 GP...
3 MINIMUM INSTALLATION CLEARANCES FROM COMBUSTIBLE AND NONCOMBUSTIBLE MATERIALS FOR ALCOVE OR CLOSET INSTALLATIONS FRONT VIEW SIDE VIEW AQUASTAR MODEL 125FX D084_089 * On a combustible wall surface the unit should be mounted awayfrom the wall to provide adequate clearance of the vent pipe.See page 5...
4 GENERAL RULES TO FOLLOWFOR SAFE OPERATION 1. You should follow these instructions when you installyour heater. In the United States: The installation mustconform with local codes or, in the absence of local codes,the National Fuel Gas Code ANSI Z223.1/NFPA 54.In Canada: The Installation should con...
