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IM-811

Page 1

Installation and Maintenance Manual

IM-811

Group:

Unitary

Part Number: IM-811

Date:

August

2005

Supersedes: March 2005

AHP Split System Heat Pump

7-1/2 & 10 TON

Содержание IM-811

Страница 1: ...IM 811 Page 1 Installation and Maintenance Manual IM 811 Group Unitary Part Number IM 811 Date August 2005 Supersedes March 2005 AHP Split System Heat Pump 7 1 2 10 TON 2004 McQuay International...

Страница 2: ...11 SYSTEM EVACUATION 12 PRELIMINARY CHARGE ADJUSTMENT 12 FINAL CHARGE ADJUSTMENT 13 EXPANSION VALVE INDOOR COILS 14 DEFROST CONTROL DC 14 TROUBLE SHOOTING 15 TROUBLE SHOOTING Heating 16 WIRING DIAGRAM...

Страница 3: ...Model AHP Air Cooled Heat Pump Nominal Capacity tons 090 7 1 2 120 10 Future Use Voltage Phase P 208 230 3 60 Q 460 3 60 EER E 10 1 Vintage AHP 090 A P E Y Unit Nameplate McQuay Model Number CPLE090...

Страница 4: ...ecial considerations prior to installing the unit Give this manual to the owner and explain its provisions Important Message to the Owner Read these instructions carefully and keep them near the prod...

Страница 5: ...n cause severe personal injury or death DANGER Installation and service by trained qualified technicians only High pressure and electricity can cause severe personal injury or death Observe ALL warnin...

Страница 6: ...uirements The selected site should be no greater than 50 below or 70 above the evaporator section For optimum performance use the minimum length of interconnecting tubing Where possi ble minimize the...

Страница 7: ...s must be removed UNIT CORNER WEIGHT Use Figure 3 and Table 3 for determining the unit corner weight The unit net weight and shipping weight is provided in the Product Description section of this manu...

Страница 8: ...Figure 7 Suction Line Oil Trap Filter Drier and Sight Glass A liquid line filter drier is factory installed A sight glass moisture indicator is provided with the unit This is to be field installed on...

Страница 9: ...C with a 2 volt age drop Table 7 Maximum Allowable length in Feet to Limit Voltage drop to 2 Based on NEC 1996 Example A 208 230 volt AHP120 is to be installed The distance from the building breaker...

Страница 10: ...grounded The electrical ground circuit must consist of an appropriately sized electrical wire connecting to the ground lug in the unit control box and wire to the building electrical service panel Oth...

Страница 11: ...d space To avoid suffocation or death Never sniff refrigerant Never purge refrigerant WARNING If an indoor refrigerant leak is suspected thoroughly ventilate the area and repair leak before beginning...

Страница 12: ...ction ball valve The valve is fully open with a 90 degree turn i e the stem is inline with the valve flow direction The outdoor unit is factory charged with 2 lb R 22 FINAL CHARGE ADJUSTMENT For 25 of...

Страница 13: ...alve Note The thermometer must be well insulated to prevent ambient influences 3 Adjust the charge to maintain a clear sight glass 4 Allow the compressor to operate for about 10 additional minutes and...

Страница 14: ...fan motor wire removed in Step D Figure 12 Shunt Section Jumper TROUBLE SHOOTING IMPORTANT Qualified installer servicer only When troubleshooting the first step should always be to check for clean coi...

Страница 15: ...is not re circulating 3 Purge these gases from the system Recharge system if necessary 2 Low Head Pressure 1 System low on refrigerant 2 Compressor valves broken 1 Charge system until sight glass is c...

Страница 16: ...Page 16 IM 811 WIRING DIAGRAM...

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Страница 20: ...www mcquay com 800 432 1342 This document contains the most current product information as of this printing For the most up to date product information please go to www mcquay com...