Carrier SERIES 131 58PAV manual

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Table of contents for the manual

  • Page 1

    58PAV, 58RAV Induced-Combustion Furnaces Service and Maintenance Instructions For Sizes 045-155, Series 131 NOTE: Read the entire instruction manual before performing any service or maintenance. This symbol → indicates a change since the last issue. Index Page SAFETY CONSIDERATIONS ..................................................1-2 ELECTROSTAT[...]

  • Page 2

    The ability to properly perform maintenance on this equip- ment requires certain expertise, mechanical skills, tools, and equipment. If you do not possess these, do not attempt to perform any maintenance on this equipment other than those procedures recommended in the User’s Manual. FAILURE TO FOLLOW THIS WARNING COULD RESULT IN POSSIBLE DAMAGE T[...]

  • Page 3

    Never operate unit without a filter or with filter access door removed. A failure to follow this warning could result in fire, personal injury, or death. 1. Downflow/Horizontal Each furnace requires 2 filters which are installed in the return-air duct. (See Fig. 4 and 5.) To remove filters for cleaning or replacement, proceed as follows: a. Disconn[...]

  • Page 4

    9. Loosen setscrew holding blower wheel on motor shaft. 10. Remove bolts holding motor mount to blower housing and slide motor and mount out of housing. Disconnect ground wire attached to blower housing before removing motor. 11. Lubricate motor (when oil ports are provided). a. Remove dust caps or plugs from oil ports located at each end of motor.[...]

  • Page 5

    8. Clean cells using field-provided small wire brush, steel spring cable, reversible electric drill, and vacuum cleaner. a. Assemble wire brush and steel spring cable. (1.) Use 48 in. of 1/4-in. diameter high-grade steel spring cable (commonly known as drain clean-out or Roto- Rooter cable). (2.) Use 1/4-in. diameter wire brush (commonly known as 2[...]

  • Page 6

    ELECTRICAL CONTROLS AND WIRING There may be more than 1 electrical supply to the unit. Check accessories and cooling unit for additional electrical supplies. The electrical ground and polarity for 115-v wiring must be maintained properly. Refer to Fig. 10 for field wiring information and to Fig. 12 for unit wiring information. NOTE: If the polarity[...]

  • Page 7

    Fig. 10—Heating and Cooling Application Wiring Diagram A78461 115-VOLT FIELD- SUPPLIED FUSED DISCONNECT AUXILIARY J-BOX CONTROL BOX 24-VOLT TERMINAL BLOCK TWO-WIRE HEATING- ONLY FOUR WIRE FIELD-SUPPLIED FUSED DISCONNECT CONDENSING UNIT TWO WIRE FURNACE R G C W R G Y GND GND FIELD 24-VOLT WIRING FIEL[...]

  • Page 8

    → Fig. 12—Unit Wiring Diagram A94074 PCB BLO WER OFF DELAY SELE C TION C HART 90 SEC 135 SEC 180 SEC 225 SEC GVR HI/LO R E LAY SEC-1 SEC-2 PL 1 3 2 1 6 5 4 987 LED TEST/TWIN BLOW ER OFF D E LAY G R Y W C HUM H S IR IDR B L W R BLO WER SPE ED SELE C T F U 1 C O OL HEAT L2 PL3 PL 2 VAC 120 L1 P R1 1 2 1 2 3 PR2 2 4 VA C - 3A F U SE SPA R E-2 SPA [...]

  • Page 9

    Fig. 13—Service Label A93297 - Stuck gas valve relay on control or miswire to gas valve circuit. - Stuck-open gas valve or leaky gas valve. - Obstructed pressure tubing.- Defective pressure switch (stuck closed). - Short circuit in secondary voltage (24V) wiring. - Proper vent sizing and conde[...]

  • Page 10

    Close door switch and go to start. Is circuit breaker closed? Is red LED status light on? Is red LED status light blinking rapidly without a pause? Is door switch closed? Is there 115v going to switch? Replace control board. Replace door switch. Is red LED status light blinking ON/OFF slowly with a combination of short and long flashes?[...]

  • Page 11

    11 NO PREVIOUS FAULT - Faults are erased after 48 hrs or whenever power (115V or 24V) is interrupted. Run system through a heating or cooling cycle to recheck system. 12 BLOWER ON AFTER POWER UP (115V OR 24V) - Normal  operation. Blower will run for 90 sec when furnace power is interrupted during a call for heat and R-[...]

  • Page 12

    Copyright 1994 CARRIER Corp. • 7310 W. Morris St. • Indianapolis, IN 46231 58pr9sm Manufacturer reserves the right to discontinue, or change at any time, specifications or designs without notice and without incurring obligations. Book 1 4 Tab 6a 8a PC 101 Catalog No. 535-835 Printed in U.S.A. Form 58P,R-9SM Pg 12 9-94 Replaces: 58P,R-8SM[...]