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Summary of Contents for 212EXT

Page 1: ...9 7528 6 227 1 8 25 5220 7 1 81 76 02 6 7 7 7 7 7...

Page 2: ...RUV RU PLVFDOFXODWLRQV FRQWDLQHG KHUHLQ RU DQ UHYLVLRQV KHUHRI RU ZKLFK UHVXOW ZKROH RU LQ SDUW IURP WKH XVH RI WKLV JXLGH RU DQ UHYLVLRQ KHUHRI I WKHUH DUH DQ TXHVWLRQV FRQWDFW 6WHIIHV RUSRUDWLRQ 7HF...

Page 3: ...unit wiring Place the charge level switch in the Med position Does the charging light turn on Remove the jumper between the yellow and gray wire Does the charging light turn off Place the charge level...

Page 4: ...ded components refer to the Exploded View Diagram UNIT CHARGES UNEVENLY Check unit amperage Check fans 53 and dampers for smooth operation Check heating elements 54 charge control sequencer 49 and cor...

Page 5: ...er to the Exploded View Diagram Check room thermostat 23 for possible miscalibration Check voltage across F2 F3 terminal block positions 24 Fan s Do Not Operate Fan s Operate Voltage Present Remove th...

Page 6: ...ostat and circuit breaker settings NOTE For cross reference to number coded components refer to the Exploded View Diagram DISCHARGE AIR TOO WARM Check for damper jamming or obstruction Check bimetalli...

Page 7: ...the Exploded View Diagram NOTE To test the bimetallic coil assembly it must be completely cold Either allow room unit to cool completely or remove fan assembly and cool to room temperature Once the co...

Page 8: ...board 29 Fix unit wiring Incorrect Yes Fix or replace peak control device time clock etc Fix field wiring Incorrect Correct No Correct MODEL EXT FUNCTION Peak Control PROBLEM Green Off Peak light does...

Page 9: ...Page 8 EXPLODED VIEW DIAGRAM...

Page 10: ...Std Output 5941116 5941118 5941120 5941122 5941124 20 Painted Panel Bottom 5942030 5942031 5942032 5942033 5942034 21 Brick Support Assembly Std Output 5941106 5941108 5941110 5941112 5941114 22 Grill...

Page 11: ...Front 5942047 5942047 5942047 5942047 5942047 61 Charge Control Assy 130o 1040282 1040282 1040282 1040282 1040282 62 Charge Control Assy 265o 1040305 1040305 1040305 1040305 1040305 63 Charge Control...

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