Carrier WEATHERMAKERTM TWO-SPEED 38TDB- Manuals

Page 2 - Fig. 2—Connecting Tubing Installation; UNIT SIZE; VIEW FROM TOP

INSPECT EQUIPMENT File claim with shipping company prior to installation if shipmentis damaged or incomplete. Step 2—Install on a Solid, Level Mounting Pad If conditions or local codes require the unit be attached to pad, tiedown bolts should be used and fastened through knockoutsprovided in unit ba...

Page 3 - Step 6—Make Piping Connections; COIL; Fig. 5—TXV Kit Contents

8. Install vapor elbow (see Fig. 5B) with equalizer adapter to suction tube of line set and suction connection to indoor coil.Adapter has a 1/4-in. male connector or attaching equalizertube. 9. Connect equalizer tube of TXV to 1/4-in. equalizer fitting on vapor line adapter. 10. Attach TXV bulb to h...

Page 4 - UNIT; Fig. 7—Filter Drier with Sweat Adapter Tube and; LIQUID

Do not leave system open to atmosphere any longer thanminimum required for installation. POE oil in compressor isextremely susceptible to moisture absorption. Always keepends of tubing sealed during installation. If ANY refrigerant tubing is buried, provide 6–in. vertical riseat service valve. Refri...

Page 5 - Fig. 8—Deep Vacuum Graph; MINUTES; Fig. 9—Triple Evacuation Method; CONTACTOR

5. Repeat this procedure as indicated in Fig. 9. System will then contain minimal amounts of contaminants and water vapor. FINAL TUBING CHECK IMPORTANT: Check to be certain factory tubing on both indoor and outdoor unit has not shifted during shipment. Ensure tubes arenot rubbing against each other ...

Page 6 - Fig. 11—Typical 24V Wiring Diagram

O/ W2 W/W1 Y1/ W2 G R THERMIDISTAT CONTROL MODEL RH VARIABLE-SPEED CONDENSING FURNACE TWO-SPEED AIR CONDITIONER W/W1 G Y/ Y2 C Y2 R Y1 C DHUM HUM B S1 S2 W2 R C HEAT STAGE 1 COOL STAGE 1 COOL STAGE 2 HEAT STAGE 2 FAN 24 VAC HOT 24 VAC COMM DEHUMIDIFY HUMIDIFY N/A OUTDOORSENSORCONNECTION Y/ Y2 HUMIDI...

Page 8 - Step 9—Make Airflow Selections; AIRFLOW SELECTION FOR 58CVA/58MVP FURNACES

required. The LCC for standard PSC blower products consists of astandard humidistat which opens contacts on humidity rise and apilot duty relay with 24v coil. NOTE: If an LCC is desired, low-speed airflow must be main- tained so that a minimum of 300 CFM/ton can be supplied duringhigh speed LCC oper...

Page 9 - LEGEND; 4 VOLT FACTORY WIRING; WIRING DIAGRAM NOTES:; WIRING MUST CONFORM TO NEC OR LOCAL CODES.; Table 2—Accessory Usage; Yes

A01222 LEGEND 24 VOLT FACTORY WIRING 24 VOLT FIELD WIRING FIELD SPLICE CONNECTION RELAY SPDT, PILOT DUTY24-V COIL (HN61KK324)OR EQUIVALENT HUMIDISTAT, OPENS ONHUMIDITY RISE (HL38MG026) AIRFLOW SELECTOR R1 H AFS WIRING DIAGRAM NOTES: 1. WIRING MUST CONFORM TO NEC OR LOCAL CODES. 2. UNDERLINED LETTER ...

Page 10 - Fig. 12—Control Board; Contactor; Fig. 13—Resistance Values Versus Temperature; THERMISTOR CURVE; Fig. 14—View from Top of Base Pan

Step 10—Start-Up To prevent compressor damage or personal injury, observethe following:• Do not overcharge system with refrigerant.• Do not operate unit in a vacuum or at negative pressure.• Do not disable low-pressure switch. To prevent personal injury wear safety glasses, protectiveclothing, and g...

Page 13 - Table 6—Two-Speed Compressor; WINDING

Compressor Control Contactors Low and high capacity contactor coils are 24 volts. The electroniccontrol board controls the operation of the low speed (C-L) and thehigh speed (C-H) contactors. TEMPERATURE THERMISTORS Thermistors are electronic devices which sense temperature. Asthe temperature increa...

Carrier WEATHERMAKERTM TWO-SPEED 38TDB- Manuals

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User Manual Carrier WEATHERMAKERTM TWO-SPEED 38TDB

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