Bosch Appliances GWH 425 EF

46 720 607 017

MINI MUM INSTALLATION CLE ARANCES FROM COM BUSTIBLE AND N ON

COMBU STIBLE MATERIALS FOR ALCOVE OR CLOSET INSTALLATIONS

FRONT VIEW SIDE VI EW

MODEL 425 EF

* On a combustible wall surface the unit should be mounted away

from the wall to provide adequate clearance of the vent pipe.

See page 5 for instructions.

Contents

Main WARNING FOR YOUR SAFETY WHAT TO DO IF YOU SMELL GAS TABLE OF CONTENTS FEATURES UNPACKING THE 425 EF HEATER Page GENERAL RULES TO FOLLOW FOR SAFE OPERATION PROPER LOCATION FOR INSTALLING YOUR HEATER COMBUSTION AIR REQUIREMENTS CLEARANCES MO UN TI N G I N STA LL AT IO N VENTING Page Page GAS CONNECTIONS GAS PIPING, CONNECTIONS FOR NATURAL GAS FOR LP GAS WATER CONNECTIONS ELECTRICAL CONNECTIONS FOR YOUR SAFETY READ BEFORE OP ERAT IN G YO UR HOT W ATE R HE ATE R SETTING THE WATER TEMPERATURE LIGHTING AND OPERATING INSTRU CTIONS MAINTENANCE AND SERVICE REVIEW MAINTENANCE TABLE ON THE BACK OF THIS MANUAL TROUBLE SHOOTING NO SPARK AT THE PILOT Page WATER IS TOO HOT WATER IS NOT HOT ENOUGH HOT WATER TEMPERATURE FLUCTUATES / UNIT DEACTIVATED EXHAUST FAN DOES NOT OPERATE FAN CIRCULATES WHEN HOT WATER IS SHUT OFF Page Page Fig. 16 INTERIOR COMPONENTS DIAGRAM AND PARTS LIST 425 EF Page Fifteen Year Limited Warranty Page CONTROLLED ENERGY CORP. 61egapeesELBATECNANETNIAM