Hubbell Electric Heater Company E Manuel d'utilisateur

OPERATING AND MAINTENANCE MANUAL FOR COMMERCIAL ELECTRIC WATER HEATER ELECTRIC HEATER COMPANY BASE MODEL

10 SECTION III - SCHEDULED MAINTENANCE AND OPERATION WARNING / CAUTION Before performing any maintenance procedure, make certain power supply is

11ANNUAL INSPECTION 1. Flush tank as follows a. Shut off power supply. b. Close valve on hot water outlet piping. c. Open valve on drain pipi

12 SECTION IV – TROUBLESHOOTING Symptom Probable Cause Corrective Action / Remedy Circuit breaker tripped at source. Reset circuit breaker. High

13SECTION V - SERVICING & REPLACEMENT OF PARTS WARNING / CAUTION Before servicing or replacing any part make sure to turn the power supply

14 IMMERSION TEMPERATURE HIGH LIMIT CUT-OFF 1. Disconnect power from unit. 2. Remove access cover. 3. Remove high limit cover screw and cover.

15 HEATING ELEMENT 1. Disconnect power from unit. 2. Shut off incoming water supply. 3. Attach hose to drain connection. 4. Lift manual release

16 2 L1 L2 L3 L1 L2 Single Element Operation 3

17 L1 L2 L1 L2 Interlocked fo

18 SURFACE MOUNTED THERMOSTAT 1. Disconnect power from unit. 2. Remove access cover and locate thermostat. 3. Disconnect the two (2) or three (3)

19IMMERSION THERMOSTAT 1. Disconnect power from unit. 2. Remove access cover and locate thermostat. 3. Remove high limit cover screw and cover.

2 HUBBELL ELECTRIC HEATER COMPANY P.O. BOX 288 STRATFORD, CT 06615 PHONE: (203) 378-2659 FAX: (203) 378-3593 INTERNET: http://www.hubbe

20 RELIEF VALVE 1. Disconnect power from unit. 2. Shut off incoming water supply. 3. Lift test lever on relief valve to relieve pressure in tank.

21SECTION VI – MISCELLANEOUS CHARTS AND FORMULAS ELEMENT CHART Power (Watts) Element Part # 120V 208V 240V 277V 480V Immersion Length Elemen

22 FORMULAS

23TORQUE VALUES BOLT SIZE 18-8 S/S IN.-LBS. BRASS IN.-LBS. SILICONBRONZE IN.-LBS. ALUMINUM2024-T4 IN.-LBS. 316 S/S IN.-LBS. MONEL IN.-LBS. 4-40 5.

3 TABLE OF CONTENTS SECTION TITLE PAGE #

4

5SECTION I - GENERAL DESCRIPTION AND CONSTRUCTION GENERAL DESCRIPTION This book describes a packaged electric water heater that is a stationary, s

6 CONTROL THERMOSTAT The water heater is supplied as standard with a surface mounted thermostatic switch that is installed and wired at the factory.

7OUTER SHELL AND INSULATION The tank is encapsulated in 2-inch thick polyurethane foam insulation. The insulation is protected by a high impact non

8 SECTION II – INSTALLATION WARNING / CAUTION DO NOT TURN ON THE ELECTRIC POWER SUPPLY to this equipment until heater is completely filled with wat

9 Outlet to floor drain Install into provided tapping Manual Release Lever