Page 6 - Table 2 — Weight Distribution; If it is necessary to roll the unit into position, mount the; Table 3 — Liquid Line Data; Table 4B — Refrigerant Piping Sizes — 50 Hz; Fig. 3 — Compressor Mounting
Table 2 — Weight Distribution UNIT WEIGHT — lb (kg) Total Operating Support Point A B C D 38AE012 732 (333) 142 (65) 138 (63) 225 (102) 227(103) 38AE014 779 (354) 143 (65) 140 (64) 247 (112) 249 (113) 38AE016 789 (359) 143 (65) 143 (65) 250 (114) 253 (115) 38AKS024 900 (408) 178 (81) 168 (76) 269 (1...
Page 7 - Select the filter drier for maximum unit capacity and mini-; Step 4 — Install Accessories —; Route power wires through opening in unit end panel to; TXV — Thermal Expansion Valve; — National Electrical Code; Fig. 6 — Main Power Supply Wiring
INSTALL FILTER DRIER(S) AND MOISTURE INDICA-TOR(S) — Every unit should have a filter drier and liquid-moisture indicator (sight glass). In some applications, dependingon space and convenience requirements, it may be desirableto install 2 filter driers and sight glasses. One filter drier andsight gla...
Page 8 - — Compressor Contactor; HD; IFC; Fig. 7 — Remote Thermostat Wiring
Table 5A — Electrical Data (3 Ph/60 Hz) UNIT UNIT COMPR FAN MOTORS (Single Phase) Model Volts MCA ICF MOCP(Fuse) RLA LRA TotalFans FLA (ea) Fan No. kW Nameplate Supplied* Min Max 1 2 38AE012 501 208-230 187 253 62.5 178 100 43.6 170 2 4.3 3.7 1.41 201 380 342 418 35.0 101 50 24.0 93 4.3 3.7 601 460 ...
Page 9 - Fig. 8 — Operating Oil Levels
PRE-START-UP Evacuate and Dehydrate the entire refrigerant sys- tem by either of the methods described in Carrier StandardService Techniques Manual, Chapter 1. Leak Test the entire refrigerant system by the pres- sure method described in Carrier Standard Service Tech-niques Manual, Chapter 1. Use R-...
Page 13 - Fan cycling is a standard; Fig. 12 — Compressor Capacity Control Unloader
Check Operation — Verify operation of all safety con- trols. Replace all service panels. Be sure that control panelcover is closed tightly. OPERATING SEQUENCE Cooling — When the first stage (TC1) of the cooling ther- mostat closes, the timer starts. After approximately 3 sec-onds, the timer activate...
Page 14 - Fig. 14 — Outdoor Fan
Outdoor Fans — Each fan is supported by a formed- wire mount bolted to the fan deck and covered with a wireguard. The exposed end of the motor shaft is covered witha rubber boot. In case a fan motor must be repaired or re-placed, be sure the rubber boot is put back on when the fanis reinstalled and ...
Page 15 - TROUBLESHOOTING; PROBLEM
TROUBLESHOOTING PROBLEM SOLUTION COMPRESSOR DOES NOT RUNContactor Open 1. Power off. 1. Restore power. 2. Fuses blown in field power circuit. 2. After finding cause and correcting, replace with correct size fuse. 3. No control power. 3. Check secondary fuse(s); replace with correct type and size. Re...
Page 18 - PACKAGED SERVICE TRAINING; • Unit Familiarization
PACKAGED SERVICE TRAINING Our packaged service training programs provide an excellent way to increase your knowledge of theequipment discussed in this manual. Product programs cover: • Unit Familiarization • Maintenance • Installation Overview • Operating Sequence A large selection of product, theor...
Page 19 - A. Preliminary Information; OUTDOOR UNIT
START-UP CHECKLIST A. Preliminary Information OUTDOOR: MODEL NO. SERIAL NO. INDOOR: AIR HANDLER MANUFACTURER MODEL NO. SERIAL NO. ADDITIONAL ACCESSORIES B. Pre-Start-Up OUTDOOR UNIT IS THERE ANY SHIPPING DAMAGE? (Y/N) IF SO, WHERE: WILL THIS DAMAGE PREVENT UNIT START-UP? (Y/N) CHECK POWER SUPPLY. DO...