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CENTER OF GRAVITY

A

B

C

D

FRONT 

4 POINT LOADS

FIG. 11 - FOUR AND SIX POINT LOADS

UNIT

4 - POINT LOADS (LBS)

TOTAL

A

B

C

D

180

2300

539

563

612

586

240

2500

538

563

715

684

NOTE: These weights are with economizer, and the largest blower motor available.

UNIT

6 - POINT LOADS (LBS)

TOTAL

A

B

C

D

E

F

180

2300

351

367

392

416

399

375

240

2500

334

350

426

502

481

407

NOTE: These weights are with economizer  and the largest blower motor available.

TABLE 7 - FOUR AND SIX POINT LOADS

A

E

D

B

F

C

FRONT 

6 POINT LOADS

530.18-N6Y

12

Unitary Products Group

Summary of Contents for D2CG180

Page 1: ...rsion Accessory USA 530 18 N6 2V High Altitude Accessory Nat Gas 530 18 N6 3V High Altitude Accessory Propane 530 18 N13Y Coil Guard Installation Renewal Parts Refer to the Renewal Parts Manual for co...

Page 2: ...7 Four And Six Point Loads 12 8 Supply Air Blower Perf 15 Ton 13 9 Supply Air Blower Perf 20 Ton 14 10 Static Resistances 15 11 Power Exhaust Performance 15 12 Blower Motor and Drive Data 15 13 Limit...

Page 3: ...ame other than a YORK roof curb gasketing must be applied to all surfaces that come in contact with the unit underside 5 Maintain level tolerance to 1 2 inch maximum across the entire length or width...

Page 4: ...ductwork to accommodate the damper Using the holes in the hood flanges as a template drill 9 64 inch dia 26 drill holes into the ductwork and secure with the screws provided CAUTION If outdoor air in...

Page 5: ...ing to the unit waterproof type connectors MUST BE USED so that water or moisture cannot be drawn into the unit during normal operation The above waterproofing conditions will also apply when installi...

Page 6: ...or John Crane may be used 4 All piping should be cleaned of dirt and scale by hammering on the outside of the pipe and blowing out the loose dirt and scale Before initial start up be sure that all of...

Page 7: ...securing in place OPTIONAL ECONOMIZER MOTORIZED DAMPER RAIN HOOD The instruction for the optional economizer motorized damper rain hood can be found in form 44 320 2 Use these instructions when field...

Page 8: ...FIG 9 ENTHALPY SETPOINT ADJUSTMENT 530 18 N6Y 8 Unitary Products Group...

Page 9: ...6 0 43 3 COMPRESSOR Qty Per Unit 10 TON TANDEM 1 2 5 TON HERMETIC 1 AIR FILTERS QUANTITY PER UNIT 16 X 20 X 2 4 QUANTITY PER UNIT 16 X 25 X 2 4 QUANTITY PER UNIT 18 X 24 X 2 5 TOTAL FACE AREA sq ft 15...

Page 10: ...84 9 100 460 3 60 19 2 124 9 6 62 1 2 1 5 7 2 42 4 50 575 3 60 15 4 100 7 7 50 1 2 0 5 5 9 33 9 40 DCG240 208 230 3 60 38 4 248 38 4 248 1 4 1 4 2 7 5 21 0 19 4 115 1 111 6 125 460 3 60 19 2 124 19 2...

Page 11: ...ic meters gas meters regulators and relief equip R E T U R N A I R S U P P L Y A I R B O T T O M S U P P L Y A N D R E T U R N A I R O P E N I N G S S e e N o t e B P O W E R W I R I N G E N T R Y A C...

Page 12: ...NOTE These weights are with economizer and the largest blower motor available UNIT 6 POINT LOADS LBS TOTAL A B C D E F 180 2300 351 367 392 416 399 375 240 2500 334 350 426 502 481 407 NOTE These weig...

Page 13: ...7 3 0 2 7 0 4 3 5 3 1 915 5 0 1 1 2 6 2 4 0 8 3 1 2 8 0 5 3 6 3 2 0 2 4 1 3 7 965 4 0 1 2 2 7 2 5 0 9 3 2 2 9 0 6 3 7 3 3 0 4 4 4 3 9 0 2 5 0 4 5 980 3 5 1 3 2 9 2 6 1 0 3 4 3 0 0 7 3 8 3 4 0 5 4 5 4...

Page 14: ...4 1 1 5 0 4 2 0 6 5 9 5 0 0 1 6 7 5 7 950 3 5 1 7 4 2 3 6 1 3 5 1 4 3 0 8 6 0 5 1 0 2 6 9 5 8 965 2 5 1 9 4 5 3 8 1 5 5 4 4 5 1 0 6 3 5 3 0 4 7 2 6 1 0 1 8 5 7 1 995 2 0 2 1 4 6 3 9 1 6 5 5 4 7 1 1 6...

Page 15: ...65 1190 BK80 7 75 7 4 1 BX68 69 8 1 20 TON Stan dard 870 1025 7 5 213T 89 1VP68 6 75 5 5 6 52 1 3 8 BK120 11 75 11 4 1 3 16 BX83 84 8 1 High Speed Access 950 1120 BK110 10 75 10 4 1 3 16 BX81 81 8 1 1...

Page 16: ...rating efficiency ECONOMIZER SINGLE OR DUAL WITH POWER EXHAUST This system operates as specified above with one addition The power exhaust motor is energized whenever the economizer is chosen by the e...

Page 17: ...here are two separate gas valves in the furnace Each valve contains a main and a redundant valve The redundant valves are located upstream of the main gas valves Should either or both of the main gas...

Page 18: ...units If gas pressure is outside these limits contact the local gas utility for corrective action MANIFOLD GAS PRESSURE ADJUSTMENT Small adjustments to the high fire gas flow may be made by turning th...

Page 19: ...within the limitations shown in the Applications Data Table 2 Pulleys can be adjusted in half turn increments 3 The tension on the belt should be adjusted as shown in the Belt Adjustment figure Start...

Page 20: ...2 With the furnace turned on measure the time needed for one revolution of the hand on the smallest dial on the meter A typical gas meter usually has a 1 2 or a 1 cubic foot test dial 3 Using the numb...

Page 21: ...E Exercise care when cleaning the coil so that the coil fins are not damaged Do not permit the hot condenser air discharge to be obstructed by overhanging structures of shrubs BURNER PILOT Periodicall...

Page 22: ...tat fan switch set to AUTO a Set fan switch to ON If blower motor runs go to Step f If it does not check to see if line voltage is being supplied to the contacts of the contactor M3 and if the contact...

Page 23: ...T CHECKOUT b Check all wiring between the ignitor control and the gas valve Check to make sure the ground connections are intact c If the wiring is intact check for 24 volts across terminals PV and CO...

Page 24: ...and information from OUR current parts list for this unit are available to your servicing contractor through our local distributor The name and address of our nearest distributor may be obtained by co...

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