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Manual 238-47297-00A

SERVICE

MANUAL

Troubleshooting Guide

and Instructions for Service

(To be performed ONLY by

qualified service providers)

Models Covered

by This Manual:

S-SW2-60R6DS

S-SW2-75R6DS

S-SW2-115R6DS

Solar Saver

Heaters

Solar Water Heater With Electric Backup

Summary of Contents for S-SW2-115R6DS

Page 1: ...7 00A SERVICE MANUAL Troubleshooting Guide and Instructions for Service To be performed ONLY by qualified service providers Models Covered by This Manual S SW2 60R6DS S SW2 75R6DS S SW2 115R6DS Solar...

Page 2: ...hould be directed to the system installer or directly to the system component manufacturer System components include such items as the solar controller solar collector and circulator The text and illu...

Page 3: ...s Example 4500W 240V 18 75A Volts Watts Amps x Volts Example 18 75A x 240V 4500W Ohms Volts Example 240V 4500W 12 8 Ohms Watts 2 2 Commonly Used Formulas Page 3 Wattage Limitation at 240 Volts Solar W...

Page 4: ...tank Surface mounted thermostats respond to tank surface temperatures to sense a call for heat set point temperature settings and high limit ECO activation It is important that the entire back surfac...

Page 5: ...er thermostat only allowing current to flow through the upper element 1 2 1 2 ECO Closed Thermostat closed at terminal T2 When the upper thermostat is satisfied it opens at terminal T2 interrupting cu...

Page 6: ...some cases there may not be enough current draw for the circuit breaker to open This will allow the heating element to be in continuous operation resulting in over heated water limited only by the ECO...

Page 7: ...e as needed 4 Check terminal block of element for proper voltage and wattage rating 1 Position thermostat flush with tank surface 2 Check heating elements Replace as needed 3 Adjust thermostats to des...

Page 8: ...see illustration 3 A Rated Voltage IS present ECO is okay B Rated voltage NOT present proceed to step 2 2 Turn power OFF to water heater and firmly press ECO reset button on thermostat Turn power ON...

Page 9: ...posure Be sure power is turned OFF to water heater prior to performing this procedure Testing For Heating Element Short Circuit To Ground Step 1 TURN OFF POWER TO WATER HEATER Step 2 Remove access cov...

Page 10: ...ter 1 This procedure assumes line voltage ECO and elements are in working order 2 Turn power ON to water heater and set multi meter to Volts AC 3 Adjust temperature setting of upper thermostat to the...

Page 11: ...ARNING Be sure thermostats are reset to their original temperature settings as found prior to thermostat testing Page 11 SERVICE PROCEDURE RE III Thermostat Testing Water Temperature In Tank Is Above...

Page 12: ...thermostat down into thermostat bracket until it snaps into place IMPORTANT Thermostat must set completely flat or flush to tank surface An improperly installed thermostat will cause improper water he...

Page 13: ...ck see illustration below 2 Apply new element gasket to the new element Be sure gasket is seated flat against element flange without rolls or gaps see illustration below 3 Clean any debris from elemen...

Page 14: ...d turn power ON to water heater Dip Tube Inspection and Replacement WARNING Heater components and stored water may be HOT when performing the following steps in this procedure Take necessary precautio...

Page 15: ...g 6 Hot Water Outlet Anode 7 Cold Water Inlet Dip Tube 8 Access Cover 9 Thermostat Protector Large 10 Heating Element 11 Thermostat Mounting Bracket 12 Thermostat w High Limit 89T33 13 Element Gasket...

Page 16: ...Email parts bradfordwhite com techserv bradfordwhite com www bradfordwhite com...