Carrier 50HG014-028- Manuals

Carrier 50HG014-028– User Manual, Manual in PDF format online.

Manuals:

User Manual
Manual

User Manual Carrier 50HG014-028

Summary

Page 2 - Fig. 1 — Roof Curb Details

Page 3 - SHIPPING RAILS; Fig. 2 — Shipping Rail Removal

3 Step 2 — Remove Shipping Rails — Remove ship- ping rails prior to lowering unit onto roof curb. See Fig. 2. Therails are attached to the unit at both the return end and condens-er end. Remove the screws from both ends of each rail. Becareful not to drop the rails onto any surface that could be dam...

Page 4 - Fig. 3 — Rigging Details

Page 5 - Fig. 4 — Base Unit Dimensions

Page 6 - Table 1 — Physical Data

6 Table 1 — Physical Data LEGEND UNIT 50HG 014 016 020 VOLTAGE 208/230and 460 575 208/230and 460 575 208/230and 460 575 NOMINAL CAPACITY (Tons) 12.5 12.5 15 15 17.5 17.5 OPERATING WEIGHT (lb)50 SERIES (Cooling Only) 2017 2017 2111 2111 2139 2139 COMPRESSOR Quantity 2 2 3 3 3 3 Number of Refrigerant ...

Page 8 - Fig. 5 — Alignment Hole Details

8 Step 4 — Field Fabricate Ductwork — Secure all ducts to building structure. Use flexible duct connectors be-tween unit and ducts as required. Insulate and weatherproof allexternal ductwork, joints, and roof openings with counterflashing and mastic in accordance with applicable codes. Ducts passing...

Page 9 - Fig. 9 — Concentric Duct Details

9 Step 6 — Trap Condensate Drain — See Fig. 10 for drain location. One 3 / 4 -in. half coupling is provided outside unit evaporator section for condensate drain connection. A trapat least 4-in. deep must be used. See Fig. 11. Step 7 — Make Electrical Connections FIELD POWER SUPPLY — Unit is factory ...

Page 10 - LEGEND AND NOTES FOR TABLES 2A AND 2B

10 Table 2A — Electrical Data (Units Without Optional Convenience Outlet) LEGEND AND NOTES FOR TABLES 2A AND 2B LEGEND *Fuse or HACR circuit breaker.†208/230 v 75-kW Electric Heat units must use dual-point wiring. The main table lists the branch circuit values for the refrigeration par t of the syst...

Page 11 - ELECTRIC HEAT BRANCH CIRCUIT FOR 208/240-V 75-kW ELECTRIC HEAT

11 Table 2A — Electrical Data (Units Without Optional Convenience Outlet) (cont) ELECTRIC HEAT BRANCH CIRCUIT FOR 208/240-V 75-kW ELECTRIC HEAT FEEDER CIRCUIT FOR 208/230-V UNIT WITH 75-kW ELECTRIC HEAT See Legend and Notes on page 10. UNIT SIZE 50HG NOMINAL VOLTAGE (3 Ph, 60 Hz) VOLTAGE RANGE COMPR...

Page 15 - Table 2B — Electrical Data (Units With Optional Convenience Outlet)

15 Table 2B — Electrical Data (Units With Optional Convenience Outlet) See Legend and Notes on page 10. UNIT SIZE 50HG NOMINAL VOLTAGE (3 Ph, 60 Hz) VOLTAGE RANGE COMPRESSOR OFM ELECTRIC HEAT IFM POWER EXHAUST POWER SUPPLY DISCONNECT SIZE No. 1 No. 2 No. 3 Min Max RLA LRA RLA LRA RLA LRA Qty Hp FLA ...

Page 20 - Step 8 — Install Outdoor Air Hood —; EQUIP —

20 Set heat anticipator settings as shown in Table 3. Table 3 — Heat Anticipator Settings Settings may be changed slightly to provide a greater degree of comfort for a particular installation. Step 8 — Install Outdoor Air Hood — Perform the following procedure to install the outdoor-air hood: 1. Rem...

Page 21 - Fig. 16 — Outdoor Air Hood Details

21 TOP HOODSECTION SEALSTRIPLOCATION BOTTOMHOODSECTION FILTERGUIDE FILTERGUIDE HOODSIDE ADDSEALSTRIP ADDSEALSTRIP HOODSIDE INNERFILTERTRACK ADDSEALSTRIP ADDSEALSTRIP UNITBACKPANEL FILTERRETAINER FILTER MANUALDAMPER(IF EQUIPPED) MOVEABLE DAMPER AIR FILTER POSITION LOCKING SCREW MOVEABLE DAMPER NOTE: ...

Page 22 - Step 10 — Non-Fused Disconnect —

22 Step 9 — Position Optional Power Exhaust orBarometric Relief Damper Hood — The optional power exhaust or barometric relief dampers are shippedassembled and tilted back into the unit for shipping. Brack-ets and extra screws are shipped in shrink wrap around thedampers. 1. Remove 9 screws holding e...

Page 23 - Step 11 — Install All Accessories —; Fig. 20 — Bracket and Hood Positioning

23 Step 11 — Install All Accessories — After all of the factory-installed options have been adjusted, install allfield-installed accessories. Refer to the accessory installationinstructions included with each accessory. Consult the CarrierPrice Pages for accessory package numbers for particularappli...