Bosch GWH-635-ES - Manual

Bosch GWH-635-ES

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Table of Contents:

  • Page 2 – Index; Featuring
  • Page 4 – Appliance details; Features; Gas pressure measuring point
  • Page 6 – Dimensions and Minimum installation clearances; Dimensions; Minimum clearances
  • Page 8 – Clearances; Identification labels are found on the; Combustion air requirements; • Appliances located in unconfined spaces:
  • Page 9 – Venting
  • Page 10 – Table 2
  • Page 11 – The stainless steel exhaust vent pipe should not; Minimum exhaust vent size and length
  • Page 12 – Combustion air pipe:
  • Page 13 – Description
  • Page 14 – Fig. 17Horizontal side wall venting installation
  • Page 15 – Fig. 20 Vertical venting installation - Masonry; Gas piping & connections; GAS LINE SIZING
  • Page 16 – FOR NATURAL GAS; corrugated) Tubing in Thousands of BTU per Hour; FOR LP GAS
  • Page 17 – Gas line sizing; HIGH ALTITUDE OPERATION; The; no modification; Table 4
  • Page 18 – Water connections; Connecting the pressure relief valve (PRV); HOT
  • Page 19 – Electrical connections; WHAT TO DO IF YOU S MELL GAS; Lighting and operating instructions
  • Page 20 – TO TURN OFF GAS TO APPLIANCE
  • Page 21 – Operation instructions; Power; On; Temperature selection; To select water temperature outlet:
  • Page 23 – Use of remote control accessory; Fig. 30 Remote control; Operation; Programming “Program” function; Fig. 34 “Program” key; Using “Program” function; Locked condition; Fig. 35 Locked condition
  • Page 26 – EA; Table 5
  • Page 27 – Electrical diagram; Fig. 36 Electrical scheme
  • Page 28 – Fig. 37Functional scheme
  • Page 29 – Interior components diagram and parts list; Interior components; Fig. 39 Appliance overview
  • Page 30 – Components diagram; Fig. 40 Components Diagram
  • Page 31 – Parts list; Item; Table 6
  • Page 32 – Adjusting the unit; LP Gas; levels increase when the cover is installed.; Table 7
  • Page 34 – Protecting the environment; Packing
  • Page 35 – Fifteen Year Limited Warranty
  • Page 36 – CONTROLLED ENERGY CORP.
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Water heaters for use with Natural and L.P.G.

GWH-635-ES

Temperature Modulated with Electronic Ignition

Suitable for heating potable water only - Not approved for space heating purposes

(Intended for variable flow applications with multiple tapping points)

GWH-635-ES-N
GWH-635-ES-L

6

720

607

072

(04.

03)

J

S

Warning:

If the information in this manual is not

followed exactly, a fire or explosion may result
causing property damage, personal injury or death.
Do not store or use gasoline or other flammable
vapor and liquids in the vicinity of this or any other
appliance.

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.
In the Commonwealth of Massachusetts this
product must be installed by a licensed plumber or
gas fitter.

Upon completion of the installation, these
instructions should be handed to the user of the
appliance for future reference.

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.

• If you cannot reach your gas supplier, call the fire

department.

• Immediately call your gas supplier from a neighbor’s

phone. Follow the gas supplier’s instructions

• Installation and service must be performed by a

qualified installer, service agency or the gas supplier.

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Summary

Page 2 - Index; Featuring

6 720 607 072 2 Index Index 1 Warning 2 2 Appliance details 4 2.1 Features 4 2.2 GWH-635-ES Specifications (Technical data) 4 2.3 Dimensions and Minimum installation clearances 6 2.4 General rules to follow for safe operation 7 2.5 Proper location for installing your heater 7 2.6 Clearances 8 2.7 Mo...

Page 4 - Appliance details; Features; Gas pressure measuring point

6 720 607 072 4 Appliance details 2 Appliance details 2.1 Features Parts • Touch Pad interface control • High power pre-mix compact burner with low Nox emissions • Modulating Gas Valve with constant gas:air ratio control • Modulating water valve for improved comfort and temperature control. Safety •...

Page 6 - Dimensions and Minimum installation clearances; Dimensions; Minimum clearances

6 720 607 072 6 Appliance details 2.3 Dimensions and Minimum installation clearances Fig. 5 Dimensions 1 Cover 2 On/Off switch 3 Reset button 4 LCD display 5 Program button 6 Temperature buttons Fig. 6 Minimum clearances Model GWH-635-ES TOP (A) 12” FRONT (B) 4” BACK 0” SIDES 4” FLOOR (C) 12” VENT D...

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