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Carrier TM016-028 manual

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Table of contents for the manual

  • Page 1

    Manufactu rer reser ves the rig ht to dis continue , or chan ge at a ny time, spec ificat ions or des igns without notice an d withou t inc urring obligations. PC 111 Catalog No . 534-8 0082 Prin ted in U.S.A. F or m 48/ 50H,T -15SI Pg 1 8-01 Replaces : 48/50 H,T -2SI B o o k 111444 T a b 1 a1 b5 a5 a6 a6 b Installation, Oper ation, and T roub lesh[...]

  • Page 2

    2 AP O L LO CO N T RO L — The Apollo control (see Fig. 4) has the following features: • serves as interface between thermostat, Carrier rooftop unit, and any extern al field-supplied sens ors • powered b y 24 vac/10 va; s upplies thermostat with 10 vdc. Thi s power is supplied by the Carrier r ooftop unit. The Apollo control must be used in c[...]

  • Page 3

    3 Thermostat I nstallati on — Begin the thermostat in- stallation by determining where the thermostat will be located. In most cases, this wi ll be pre-determined by t he building plans. Locate the thermosta t on an interi or wall, about 5 ft from the ground. The thermostat should be located away from direct sunlight, drafts, or interior heat sou[...]

  • Page 4

    4 Fig. 6 — Thermostat and Apollo Control Wiring NO TE: Refer to Product Suppor t Bulletin No . 93-005 f or shielded wire applica- tions when wir ing the thermo stat to the Apollo control and for all communication bus wiring connect ions or contact your local representative.[...]

  • Page 5

    5 TROUBLESHOO TING See Fig. 7-10 for A pollo factory , control, and system wiring. Blank Displa y or Blinking Displa y at the Thermostat 1. Check to ensure there is at least 20.5 vac across the 2 termi- nals labelled 24 vac. If there is not at least 20.5 vac , ch eck the unit transformer which is powering the Apollo control. 2. If an a c voltage be[...]

  • Page 6

    6 Fig. 7 — Factory-Supplied Wiring to Rooftop Unit and Apollo Control LEGEND COM — Com munication ECONO — Economizer NC — Nor mally Closed *Filter status s witch and humidity sensor cannot function simultaneously . Only one sensor can be wired. Fig. 8 — Apollo Control Wiring Schematic — 48/50HJ, 3 to 20 Ton Un its; 48/50TF,TM, 3 to 12-1[...]

  • Page 7

    7 *Filter status s witch and humidity sensor cannot function simultaneously . Only one sensor c an be wired. Fig. 9 — Apollo Control Wiring Schematic — 50HJQ, 12 1 / 2 and 15 T on Units LEGEND C— Contactor CHAS — Ground COM — Common DX — Direct Expansion ECON — Economizer GND — Ground HT — Heat IA Q — Indoor Air Q uality NC — [...]

  • Page 8

    Manufactu rer reser ves the rig ht to dis continue , or chan ge at a ny time, spec ificati ons or des igns without notice an d wit hout inc urring obligations. PC 111 Catalog No . 534-8 0082 Prin ted in U.S.A. F or m 48/ 50H,T -15SI Pg 8 8-01 Replaces : 48/50 H,T -2SI B o o k 111444 T a b 1 a1 b5 a5 a6 a6 b Copyright 20 01 Car rier Cor po ration GR[...]