Bosch 125B NG - Manual

Bosch 125B NG

Bosch 125B NG – Manual, read for free online in PDF format. We hope this helps you resolve any issues you may have. If you have further questions, please contact us through the contact form.

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Table of Contents:

  • Page 2 – FEATURES; AquaStar 125B LP and 125B NG Specifications; UNPACKING THE AQUASTAR HEATER; Do not lose this manual, as there is a charge for replacement .
  • Page 3 – FRONT VIEW; AQUASTAR MODEL 125B; BACK
  • Page 5 – 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 ,; COMBUSTION AIR REQUIREMENTS; Appliances located in unconfined spaces:; CLEARANCES
  • Page 6 – Typically, the minimum clearence to combustible; MOUNTING INSTALLATION
  • Page 7 – VENTING
  • Page 8 – and; MASONRY CHIMNEYS; Figure C
  • Page 10 – GAS LINE SIZING; The heater must be disconnected from; Altitude; GAS CONNECTIONS
  • Page 12 – WATER CONNECTIONS; OPERATING INSTRUCTIONS
  • Page 14 – TROUBLE SHOOTING; Introduction
  • Page 19 – Diagram of AquaStar 125 B
  • Page 20 – - INTERIOR COMPONENTS DIAGRAM AND PARTS LIST
  • Page 21 – INTERIOR COMPONENTS DIAGRAM
  • Page 22 – LIMITED WARRANTY; Aquastar; This warranty will not apply:
  • Page 23 – - Flow chart of Aquastar 125 B
  • Page 24 – CONTROLLED ENERGY CORP.; Estrada de Cacia
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WARNING

: Improper installation, 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 or gas fitter.

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 CT I O N S F O R A U TO M AT I C
I N STANTAN EO US T YP E WATE R H E ATE R S FOR U S E W ITH NATU RAL AN D
LIQUEFIED PETROLEUM GAS

MODEL 125B LP and 125B NG (Flow Modulated)

Suitable for heating potable water only

Not approved for space heating purposes

Intended for variable flow applications with steady cold water inlet temperatures only

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

-

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 6
Venting the Heater .............................. Page 7
Gas Connections .............................. Page 10
Water Connections ........................... Page 12
Safety before lighting the pilot ....... Page 12
Lighting instructions .......................... Page 13
Setting water temperature ............... Page 13
Maintenance & Service .................... Page 13
Trouble Shooting ................................ Page 14
Diagram of AquaStar ........................ Page 19
Components and Parts List ............ Page 20

TABLE OF CONTENTS

6

720

607

030

US

(03.09)

AL

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Summary

Page 2 - FEATURES; AquaStar 125B LP and 125B NG Specifications; UNPACKING THE AQUASTAR HEATER; Do not lose this manual, as there is a charge for replacement .

2 6 720 607 030 This well engineered, gas water heater has all the fea-tures a water heater should have: It operates on the principle of heating water instantaneously“on demand”. When a hot water faucet is opened, cold waterflows through the coils of the heat exchanger in the Aquastar.This same flow...

Page 3 - FRONT VIEW; AQUASTAR MODEL 125B; BACK

3 6 720 607 030 MINIMUM INSTALLATION C LEARANCES FROM COMB USTI BLE AND NON COMBUSTIBLE MATE RIALS FOR ALCOVE OR CLOSET I NSTALLATIONS FRONT VIEW SI DE VIEW AQUASTAR MODEL 125B MODEL 125B TOP (A) 12 " FRONT (B) 4 " BACK 0 " SIDES 4 " FLOOR (C) 12 " VENT DIAMETER 5 "

Page 5 - 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 ,; COMBUSTION AIR REQUIREMENTS; Appliances located in unconfined spaces:; CLEARANCES

5 6 720 607 030 Fig. 1 - Water heater drain plug 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 , pressurized containers, or any other items or articlesthat are potentially fire hazards must NOT be placed onor adjacent to the heater. The appliance area must bekept free of all ...

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