Carrier 07E user manual

User manual for the device Carrier 07E

Device: Carrier 07E
Category: Air Compressor
Manufacturer: Carrier
Size: 0.94 MB
Added : 6/15/2014
Number of pages: 20
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Abstracts of contents
Summary of the content on the page No. 1

06E,07E
Compressors and Condensing Units
Installation, Start-Up and
Service Instructions
Hermetic, Water-Cooled
CONTENTS INSTALLATION
Page
Receive and Inspect Unit — Inspect shipment for
SAFETY CONSIDERATIONS . . . . . . . . . . . . . . . . . . . . . . 1
damage. File claim with the shipping company if shipment is
INSTALLATION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-6
damaged or parts are missing.
Receive and Inspect Unit. . . . . . . . . . . . . . . . . . . . . . . .

Summary of the content on the page No. 2

Piping Connections — Attach water supply and return 243 + 236 + 238 Average Voltage = lines to connections indicated on condensing unit (Fig. 2). 3 Water leaving condenser should not be connected directly into 717 sewer lines; check local codes. = 3 Attach refrigerant liquid and suction lines to condensing = 239 volts unit (Fig. 2); suction and discharge lines to compressor unit (Fig. 3 and 4). Discharge line muffler and check valve are Determine maximum deviation from average voltage: factory

Summary of the content on the page No. 3

3 DIMENSIONS (in.) UNIT 07E VOLTS A B C D E F G H I 3 3 1 9 5 208/230 66 49 / 2 / 34 27 / 121 5 / 9 / 4 4 2 16 16 A022 3 3 9 5 460, 575 66 43 / 2 / 34 26 1 21 5 / 9 / 4 4 16 16 3 3 1 9 5 208/230 78 49 / 2 / 34 27 / 121 5 / 9 / 4 4 2 16 16 B027 3 3 9 5 460, 575 78 43 / 2 / 34 26 1 21 5 / 9 / 4 4 16 16 3 3 1 9 5 208/230 78 49 / 2 / 34 27 / 121 5 / 9 / 4 4 2 16 16 B033 3 3 9 5 460, 575 78 43 / 2 / 34 26 1 21 5 / 9 / 4 4 16 16 1 3 3 1 1 5 208/230 69 / 49 / 2 / 34 27 / 121 4 / 8 / 2 4 4 2 8 8 D044 1

Summary of the content on the page No. 4

NOTES: 1. For standard service practices, such as troubleshooting and refrigerant charging, allow a minimum 2′-6″ clearance around the unit. 2. For compressor removal, allow a minimum 3′ wide access aisle to and from the unit. 3. Local codes or jurisdiction may prevail for unit clearances. DIMENSIONS (in.) 06E UNIT VOLTAGE A B C D E F G 1 7 1 1 1 208/230 48 / 35 36 / 1 / 27 / 119 / 4 8 2 2 2 V022 1 7 1 1 460,575 48 / 29 36 / 1 / 26 1 19 / 4 8 2 2 1 7 1 1 1 208/230 50 /4 35 36 /8 1 /2 27 /2 119 /

Summary of the content on the page No. 5

Table 1 — Electrical Data — Compressor Motor With Circuit Breaker COMPRESSOR MOTOR DATA CIRCUIT BREAKER Motor Compressor Maximum LRA-PW Recommended Voltage Maximum Winding Recommended Part Number Hp Must Trip LRA-XL (first Circuit Breaker MHA MTA LRA (3 Ph - 60 Hz) RLA Resistance RLA 06E* Amps winding) Part No. (Ohms) 208/230 108 87 345 207 0.32 HH83XB336 91 104 350 74.3 250 575 20 45 36 120 72 2.2 XA461 33 38 124 27.1 460 54 44 173 104 1.3 XA424 42 49 175 35.0 208/230 140 112 446 268 0.27 HH83X

Summary of the content on the page No. 6

LEGEND AUX — Auxiliary M1 — Evaporator Fan or Terminal Block Connector C— Compressor Contactor Chilled Water Pump C1 — Compressor Contactor M2 — Cooling Tower Pump (XL start and first step of PW start) M3 — Cooling Tower Fan Unmarked Terminal C2 — Compressor Contactor NEC — National Electrical Code (PW second step) OPS — Oil-Pressure Switch Marked Terminal CH — Crankcase Heater POR — Pumpout Relay CHR — Crankcase Heater Relay PW — Part Wind Factory Wiring CR — Control Relay SW — Start-Stop-Reset

Summary of the content on the page No. 7

operation. To add or remove oil, see Carrier Standard Service PRE-START-UP Techniques Manual, Chapter 1, Refrigerants. IMPORTANT: Use only Carrier approved compressor oil. Do not reuse oil that has been drained and do not use oil When charging, or when removing charge, circulate water that has been exposed to atmosphere. through water-cooled condenser and cooler continuously to prevent freezing. Freezing damage is considered abuse and Approved compressor oils*: is not covered by Carrier warranty

Summary of the content on the page No. 8

Table 3 — 07E Physical Data UNIT 07E A022 B027 B033 D044 OPERATING WEIGHT (lb) 1090 1200 1250 1410 REFRIGERANT R-134a, R-22, R-507/404A COMPRESSOR — 06E* A250 A265 A275 A299 Cylinders 4666 11 11 11 11 Bore (in.) 2 / 2 / 2 / 2 / 16 16 16 16 3 3 7 Stroke (in.) 2 / 22 / 2 / 16 16 8 Displacement (cfm at 1750 rpm) 50 68 75 99 Maximum Rpm 1750 Oil Charge (pt) 14 19 19 19 High Side Maximum Pressure (psi) 450 Low Side Maximum Pressure (psi) 245 CONDENSER (Shell and Tube)† Part Number P701-0840AX P701-08

Summary of the content on the page No. 9

exceeds 295 ± 5 F, the sensor contacts open and the compressor SERVICE shuts down. The sensor reset temperature is 235 F minimum. Protection Devices See Fig. 8 for control circuit connections. HIGH-PRESSURE SWITCH — Check by throttling con- Capacity Control System denser water or blocking airflow on air-cooled units, allowing CAPACITY CONTROL VALVE (Fig. 9) — Valve is con- head pressure to rise gradually. Check discharge pressure trolled by suction pressure and actuated by discharge pressure. co

Summary of the content on the page No. 10

To Regulate Control Set Point — Turn adjustment nut Replacing Suction Cutoff Unloading Heads — When the clockwise to its bottom stop. In this position, set point is original compressor is equipped with suction cutoff unloading 86 psig. Control set point is then regulated to desired pressure head(s), the complete cylinder head and control valve assem- by turning adjustment nut counterclockwise. Each full turn blies must be transferred to the service (replacement) compres- decreases set point by a

Summary of the content on the page No. 11

NOTE: Pressure-operated control valve shown. A solenoid-operated control valve can also be used. Fig. 10 — Suction Cutoff Unloader Operation 11

Summary of the content on the page No. 12

78 9 18 3 14 15 16 17 19 10 20 21 23 22 4 5 6 1 2 31 26 32 33 31 25 31 34 32 35 33 36 24 32 37 38 38 39 40 41 41 29 30 28 27 11 13 12 LEGEND 32 — Valve Plate Assembly (includes dis- 1— Stator (Compressor Motor) 17 — Oil Sight Glass Screw 18 — Oil Sight Glass Lock Washer charge valves) 2— Rotor (Compressor Motor) 33 — Cylinder Head Gasket 3— Motor Key 19 — Pipe Plug (Hex Head) 20 — Crankshaft 34 — Cap Screw, Valve Stop 4— Rotor Plate Washer 35 — Valve Stop Support 5— Rotor Lock Washer 21 — Ring S

Summary of the content on the page No. 13

Table 6 — Torque Values REMOVE 8 CAP SCREWS SIZE TORQUE THREADS DIAM RANGE USAGE PER IN. (in.) (lb-ft) 1 / 27 (pipe) 8-12 Pipe Plug — Crankshaft 16 1 / 18 (pipe) 20-25 Pipe Plug — Crankcase 4 8-10 Conn. Rod Cap Screw 1 / 20 4 8-12 Junction Box 3-5 Sight Glass 14-18 Oil Pump Drive Segment 1 / 28 14-18 Unloader Valve 4 14-18 Discharge Valve Stop 12-15 Head Gasket Positioning Screw OIL PRESSURE Cover Plate — Pump End Bearing TAP 15-24 5 Head /16 18 (pipe) PUMP END 15-24 Discharge Service Valve (4

Summary of the content on the page No. 14

Keep each connecting rod and piston assembly together for Cylinder Heads (See Fig. 11) — Disassemble cyl- proper reassembly. Check all parts and crankpins for wear inder heads by removing cap screws, and prying up on side (refer to Table 7 for wear limits). lifting tabs to break heads loose from valve plates. Do not hit cylinder heads to break loose. Check heads for warping, cracks and damage to gasket surfaces. When replacing cylinder head, torque cap screws 90 to 100 lb-ft (prevents high to lo

Summary of the content on the page No. 15

Compressor Running Gear Replacement CRANKSHAFT — Be sure compressor end bearing washer is in place on dowel pin. Install crankshaft through pump end, carefully guiding it through main bearings. Replace rotor. CRANKSHAFT CONNECTING ROD/PISTON ASSEMBLY (Fig. 18) — The assembly of the connecting rod with contoured-crown piston CONNECTING RODS AND must be as shown. Note the relationship of the piston crown CAPS pattern with the chamfered side of the rod bearing. This ensures that the rods in the out

Summary of the content on the page No. 16

Push stator into housing until it lines up correctly with rotor DOWELS IN CYLINDER DECK DOWEL (Fig. 22). FOR SUCTION HOLES VALVE AND BACKER Line up keyways in stator and crankcase and replace stator DOWEL HOLES locking assembly, then drive key into keyway and stake over keyway in stator to secure key. When a new motor is being installed, the stator must be drilled and a new locking pin and motor lock bushing used (see Fig. 23 and instructions). Connect stator leads to proper terminals on termina

Summary of the content on the page No. 17

2. Remove burned motor from compressor, and drain com- pressor oil. Clean crankcase and motor housing with END solvent. Ensure that all metal particles are wire-brushed STATOR TURN free and removed. On severe burnouts, disassemble compressor heads and valve plate assemblies. Clean them in same manner as crankcase and motor housing. 3. Determine cause of burnout and remedy. Check control END RING box for welded starter contacts, welded overload contacts ROTOR or burned out heater elements. Check

Summary of the content on the page No. 18

CENTRIFUGAL PUMP 1/2 HP CLOSE VENT PIPE FILL CONDENSER WITH GAS VENT 30 GPM AT 35’ HEAD VALVE WHEN CLEANING SOLUTION. DO PUMP IS PRIMING NOT ADD SOLUTION GLOBE PUMP RUNNING CONN. MORE RAPIDLY THAN VALVES VENT CAN EXHAUST SUCTION GASES CAUSED BY CHEMICAL ACTION. PUMP SUPPORT 1” PIPE 1” PIPE CONDENSER VENT PIPE 5’ APPROX TANK REMOVE WATER REGULATING VALVE 3’ TO 4’ RETURN FINE MESH CONDENSER SCREEN Fig. 25 — Forced Circulation Fig. 24 — Gravity Circulation 18

Summary of the content on the page No. 19

Summary of the content on the page No. 20

Copyright 2002 Carrier Corporation Manufacturer reserves the right to discontinue, or change at any time, specifications or designs without notice and without incurring obligations. Book2244 PC 802 Catalog No. 530-607 Printed in U.S.A. Form 06/07E-2SI Pg 20 7-02 Replaces: 06/07E-1SI Tab 1b2a2b3a


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