English dropdown-ico

Carrier 38AQS008 manual

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20

Go to page of

Similar user manuals

A good user manual

The rules should oblige the seller to give the purchaser an operating instrucion of Carrier 38AQS008, along with an item. The lack of an instruction or false information given to customer shall constitute grounds to apply for a complaint because of nonconformity of goods with the contract. In accordance with the law, a customer can receive an instruction in non-paper form; lately graphic and electronic forms of the manuals, as well as instructional videos have been majorly used. A necessary precondition for this is the unmistakable, legible character of an instruction.

What is an instruction?

The term originates from the Latin word „instructio”, which means organizing. Therefore, in an instruction of Carrier 38AQS008 one could find a process description. An instruction's purpose is to teach, to ease the start-up and an item's use or performance of certain activities. An instruction is a compilation of information about an item/a service, it is a clue.

Unfortunately, only a few customers devote their time to read an instruction of Carrier 38AQS008. A good user manual introduces us to a number of additional functionalities of the purchased item, and also helps us to avoid the formation of most of the defects.

What should a perfect user manual contain?

First and foremost, an user manual of Carrier 38AQS008 should contain:
- informations concerning technical data of Carrier 38AQS008
- name of the manufacturer and a year of construction of the Carrier 38AQS008 item
- rules of operation, control and maintenance of the Carrier 38AQS008 item
- safety signs and mark certificates which confirm compatibility with appropriate standards

Why don't we read the manuals?

Usually it results from the lack of time and certainty about functionalities of purchased items. Unfortunately, networking and start-up of Carrier 38AQS008 alone are not enough. An instruction contains a number of clues concerning respective functionalities, safety rules, maintenance methods (what means should be used), eventual defects of Carrier 38AQS008, and methods of problem resolution. Eventually, when one still can't find the answer to his problems, he will be directed to the Carrier service. Lately animated manuals and instructional videos are quite popular among customers. These kinds of user manuals are effective; they assure that a customer will familiarize himself with the whole material, and won't skip complicated, technical information of Carrier 38AQS008.

Why one should read the manuals?

It is mostly in the manuals where we will find the details concerning construction and possibility of the Carrier 38AQS008 item, and its use of respective accessory, as well as information concerning all the functions and facilities.

After a successful purchase of an item one should find a moment and get to know with every part of an instruction. Currently the manuals are carefully prearranged and translated, so they could be fully understood by its users. The manuals will serve as an informational aid.

Table of contents for the manual

  • Page 1

    Installation, Start-Up and Service Instructions CONTENTS Page SAFETY CONSIDERA TIONS .................1 INST ALLA TION ............................1 - 9 Step 1 — Complete Pre-Installation Checks ..1 • UNCRA TE UNIT • INSPECT SHIPMENT • CONSIDER SYSTEM REQUIREMENTS Step 2 — Rig and Mount the Unit ............2 • RIGGING • MOUNTING • [...]

  • Page 2

    T able 1A — Physical Data (English) UNIT 38AQS008 60 Hz 50 Hz OPERA TING WEIGHT (lb) Aluminum Coils (Standard) 540 594 Copper Coils (Optional) 608 662 RIGGING WEIGHT (lb) Aluminum Coils (Standard) 590 644 Copper Coils (Optional) 658 712 REFRIGERANT* R-22 COMPRESSOR Reciprocating, Semi-Hermetic Quantity ...T ype 1...06DA818 1...06DA824 Quantity Cy[...]

  • Page 3

    T able 2 — Refrigerant Piping Sizes LINEAR LENGTH OF PIPING — ft (m) UNIT 38AQS 0-25 (0-7.6) 25-50 (7.6-15.2) 50-75 (15.2-22.9) 75-100 (22.9-30.5) Line Size (in. OD) L S L S LSLS 008 1 ⁄ 2 1 1 ⁄ 8 5 ⁄ 8 1 1 ⁄ 8 5 ⁄ 8 1 1 ⁄ 8 5 ⁄ 8 1 1 ⁄ 8 LEGEND L— Liquid Line O D— Outside Diameter S— Suction Line NOTES: 1. Pipe sizes are [...]

  • Page 4

    UNIT 38AQS008 UNIT W/ALUMINUM COIL UNIT W/COPPER COIL WEIGHT CHART (WITH ALUMINUM COIL) WEIGHT CHART (WITH COPPER COIL) Std Unit Corner W Corner X Corner Y Corner Z Std Unit Corner W Corner X Corner Y Corner Z Dim. A Dim. B Dim. A Dim. B Lb Kg Lb Kg Lb Kg Lb Kg Lb Kg Lb Kg Lb Kg Lb Kg Lb Kg Lb Kg 60 Hz 1 ⬘ -8 ⬙ [508.0] 1 ⬘ -5 ⬙ [431.8] 1 ?[...]

  • Page 5

    All field wiring must comply with NEC (U.S.A.) and lo- cal requirements. Install field wiring as follows: 1. Install conduit through side panel openings. 2. Install power lines to connections as shown in Fig. 8. W rap connections with electrical tape. V oltage to compressor terminals during operation must be within voltage range indicated on unit[...]

  • Page 6

    LEGEND NEC — National Electrical Code TXV — Thermostatic Expansion V alve *Accessory item. †Field supplied. NOTES: 1. All piping must follow standard refrigerant piping techniques. Re- fer to Carrier System Design Manual for details. 2. All wiring must comply with the applicable local and national codes. 3. Wiring and piping shown are general[...]

  • Page 7

    T able 4 — Electrical Data UNIT 38AQS NOMINAL VOL T AGE (V -Ph-Hz) VOL T AGE RANGE COMPRESSOR OFM POWER SUPPL Y MINIMUM DISCONNECT Min Max RLA LRA FLA MCA MAX FUSE OR HACR BRKR AMPS FLA LRA 008 208/230-3-60 187 254 31.5 160 3.1 42.5 50 45 177 460-3-60 414 508 15.7 80 1.4 21.0 25 25 89 220-3-50 198 242 39.7 198 3.1 52.7 70 55 205 400-3-50 360 440 [...]

  • Page 8

    T able 5A — Accessory Electric Heater Data (60 Hz) UNIT 40RMQ HEA TER P ART NO. V -PH-Hz NOMINAL kW HEA TER AMPS MCA* MOCP* 008 CAELHEA T001A00 240-3-60 5 12.0 25.6 30 CAELHEA T002A00 480-3-60 6.0 12.3 15 CAELHEA T003A00 575-3-60 5.0 1 1.9 15 CAELHEA T004A00 240-3-60 10 24.1 40.7 50 CAELHEA T005A00 480-3-60 12.0 19.8 25 CAELHEA T006A00 575-3-60 1[...]

  • Page 9

    2 CORNER POST RACEWA Y THERMOST A T FIELD CONNECTION POWER WIRING CONNECTIONS Fig. 6 — Fusible Plug Locations LEGEND NO TE: The 8 o’clock position is shown abo ve . Fig. 7 — TXV Sensing Bulb Location TXV — Ther mostatic Expansion V al ve LEGEND Fig. 8 — 3 8AQS008 Power Wiring Connections C— Contactor NEC — Na tional Electrical Code (U[...]

  • Page 10

    ST ART -UP Preliminary Checks 1. Check that all internal wiring connections are tight and that all barriers, covers, and panels are in place. 2. Field electrical power source must agree with unit name- plate rating. 3. Ensure all service valves are open. Ensure all compressor service valves are backseated. 4. V erify that compressor holddown bolts [...]

  • Page 11

    Should room temperature continue to fall, circuit R-W is made through second-stage thermostat bulb. If optional elec- tric heat package is used, a relay is energized, bringing on supplemental electric heat. When thermostat is satisfied, con- tacts open, deenergizing contactor and relay; motors and heat- ers deenergize. DEFROST — Defrost board (D[...]

  • Page 12

    5. Remove crankcase heater from compressor base. 6. Remove compressor holddown bolts and lift compres- sor of f basepan. 7. Remove compressor from unit. 8. Clean system. Add new liquid line filter drier (biflow type). 9. Install new compressor and position in unit. Connect suc- tion and discharge lines to compressor . Connect high pres- sure swit[...]

  • Page 13

    Fig. 16 — Cooling Mode Operation Fig. 17 — Heating Mode Operation 13[...]

  • Page 14

    TROUBLESHOOTING CHART , COOLING CYCLE LEGEND TXV — Thermostatic Expansion V alve 14[...]

  • Page 15

    TROUBLESHOOTING CHART , HEA TING CYCLE LEGEND N.C. — Normally Closed 15[...]

  • Page 16

    [...]

  • Page 17

    [...]

  • Page 18

    Manufacturer reserves the right to discon tinue, or change at any time, specifications or designs without notice and wit hout inc urring obligation s. PC 111 Catalog No. 533-887 Prin ted in U.S .A. Form 38AQS-4SI Pg 18 801 6- 95 Replace s: 38AQS-3SI Book 1 4 Ta b 5 a 5 a Copyright 1995 Carrier Corporation[...]

  • Page 19

    ST ART -UP CHECKLIST A. Preliminary Information OUTDOOR: MODEL NO. SERIAL NO. INDOOR: AIR HANDLER MANUF ACTURER 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 ST AR T -UP? (Y/N) CHECK POWER SUPPL Y . DOES IT AGREE WITH UNIT? (Y/N) HAS THE GROUN[...]

  • Page 20

    Manufacturer reserves the right to discon tinue, or change at any time, specifications or designs without notice and wit hout inc urring obligation s. PC 111 C atalog No. 533-887 Pr inted in U.S.A. Form 38 A QS-4SI Pg CL-2 801 6- 95 Re places: 38AQS-3SI Book 1 4 Ta b 5 a 5 a Copyright 1995 Carrier Corporation - - - - - - - - - - - - - - - - - - - -[...]