Gebruiksaanwijzing /service van het product 40QA024-060 van de fabrikant Carrier
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Manufacturer reserves the right to disco ntinue, or change at any time, specifications or de signs without notice and without inc urring obligations. Catalog No .
2 T able 1 — Syst em Matches *Units must be field reconfigured for 1 1 / 2 ton (18,000 Btuh) operation. See Bef ore Installation sec- tion on page 3 for details . NO TE: Numbers in ( ) indicate quantities when ther e is more than one fan coil unit in the system.
3 T able 3A — Physical Data, Unde r Ceiling Cooling Only Units *Field reconfigured to 18,000 Btuh (1 1 / 2 tons). See Before Installa- tion section on this page for details. † The valv e connection size is 7 / 8 inch. The recommended line size is 1 1 / 8 inch.
4 T able 3B — Physical Data , Under Ceiling Heat Pump Units *Field reconfigured to 18,000 Btuh (1 1 / 2 tons). See Before Installa- tion section on page 3 for details. †The valv e connection size is 7 / 8 inch. The recommended line size is 1 1 / 8 inch.
5 Fig. 3 — Base Unit Dimensions UNIT SIZE WEIGHT (lb) A B E F G Cooling Only Heat Pump ft-in. mm ft-in. mm ft-in. mm ft-in. mm ft-in. mm 024 108 110 4- 2 15 / 16 1294 3-10 1169 4- 1 5 / 8 1260 — .
6 5. Run refrigerant piping as directly as possi ble and avoid any unnecessary turns or bends. 6. Condensate piping can b e directed t hrough the insi de wall to an approved drain or straight outside. NOTE: The piping hole for condensate line must slope at a minimum pitch of 1 / 4 in.
7 TO I NST ALL THERMOST A T : If there is at least 3 / 8 in. of space between the back of indoor unit and wall: 1. Route thermostat wires (field-supplied) throu gh slot in right side or rear panel of indoo r unit (Fig. 3). 2. Route wires over refrigerant and drain piping as shown in Fig.
8 f. Refer to the outdoor unit Installation, Start-Up and Service Instructions for add itional information . g. Install a factory-supplied filter drier near the out- door unit. On heat pump systems, a bi-flow filter drier must be used. 3. Insulate and caulk wall ope nings to reduce air in filtra- tion and refrigerant pipe vibrations on structure.
9 Fig. 10 — Mounting Hanging Brac kets Fig. 11 — Hanging F a n Coil Unit *Field-supplied. Fig. 12 — Routing Wires Over Piping NO TE: T eflon Seal must face tow ard the outdoor heat p ump unit.
10 Step 6 — Make Electrical Con nections — Be sure field wiring complies with local building codes and NEC, and unit voltage is within limits shown in T able 5. Contact local power company for correction of improper line voltage. NOTE: Use copper wire only between disconnect switch(es) and unit.
11 Fig. 14 — Component Location (T ypical Ceiling-Suspended System) LEGEND *Standard. †Accessory item. **Field supplied. ††Insulate for heat pump application. NO TE S: 1. All piping must follo w standard refr igerant piping techniques. 2. All wiring must comply with the applicab le local and national codes.
12 Step 7 — Install Thermostat — These systems use a 3-speed thermostat. The thermostat monitors the system opera- tion and controls the operating mode. T o change settings or re- fer to the thermostat Operating Instructions. Mount thermostat to a wall in the occupied space using 2 field-supplied screws.
13 Step 8 — Make Connections Between Indoor and Outdoor Units — The thermostat is wired between the indoor and outdoor units to make the system com plete. CHECK ACCURA TER METERING DEVICE — Th e co r- rect AccuRater (bypass type) refri gerant control is required for system capacity optimization.
14 AUTO COOL HEA T COOL HEA T AUTO FLA T THERMO ST A T (FLA TST A T) CARRIER COOLING ONL Y HEA T & COOL (53DFS250-FS) SLIMLINE THERMOST A T CARRIER HEA T PUMP COOLING ONL Y HEA T & COOL (53DFS250-SL ) 5-1-1 PROGRAMMABLE THERMOST A T CARRI ER COOLING ONL Y HEA T & COOL (53DFST2-NP) Fig.
15 Step 8 — Make Connections Between Indoor and Outdoor Units — The thermostat is wired between the indoor and outdoor units to make the system com plete. CHECK ACCURA TER METERING DEVICE — Th e co r- rect AccuRater (bypass type) refri gerant control is required for system capacity optimization.
16 Fig. 20 — Coolin g System Wiring Diagram.
17 Fig. 21 — He at Pump Wiring Dia gram.
18 ST AR T -UP Make the following checks and complete the Start-Up Checklist on page CL-1 before system start-up. Also refer to the condensing unit Installation, S tart-Up and Service Instruc- tions for system start-up instructions and refrigerant charging methods.
19 SPECIAL OPERA TION, HEA TING — Outdoor cooling units may be matched with heat pump ceiling-suspended fan coil units to provide supplemental electric heat.
20 Clean Indoo r Unit Bottom Panel — If the bottom panel of the unit becomes dirty or smudged, wipe the outside of the panel with a soft dry cloth. Use a mild liquid deter gent and wipe off carefully with a dry cloth.
21 T able 7 — T r oubleshooting *If fuse blo w s or circuit breaker trips again after firs t star t attempt, DO NO T attempt to star t system again. Contact your local dealer f or assistance.
Manufacturer reserves the right to disco ntinue, or change at any time, specificatio ns or designs without notice and without inc urring obligations. Catalog No .
ST A RT -UP CHECKLIST I. PRELIMINAR Y INFORMA TION OUTDOOR UNIT : MODEL NO. ___________________ INDOOR UNIT : MODEL NO. _____________________ SERIAL NO.
Manufacturer reserves the right to disco ntinue, or change at any time, specificatio ns or designs without notice and without inc urring obligations. Catalog No .
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