York DM 180 Technical Manual Download Page 14

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262259-YTG-B-0107

Unitary Products Group

TABLE 6: DM 300 COOLING CAPACITIES (25 TON)

AIR ON

EVAPORATOR

COIL

TEMPERATURE OF AIR ON CONDENSER COIL

75°F

85°F

TOTAL

CAP.

MBH

POWER

INPUT

SENSIBLE CAPACITY, MBH

TOTAL

CAP.

MBH

POWER

INPUT

SENSIBLE CAPACITY, MBH

ENTERING DRY BULB, °F

CFM

°F

7500

364.9

24.2

197.4

161.8

126.1

349.9

26.9

188.9

153.3

117.6

341.5

23.7

237.8

202.2

166.5

130.9

326.3

26.4

230.5

194.8

159.2

123.6

318.1

23.2

278.2

242.5

206.9

171.2

135.6

302.8

25.9

272.1

236.4

200.8

165.1

129.5

290.0

23.1

290.0

259.7

224.1

188.4

152.8

279.5

25.4

279.5

247.5

211.8

176.2

140.5

287.2

22.7

287.2

259.1

223.5

187.8

152.2

276.6

25.4

276.6

251.1

215.5

179.8

144.2

8750

367.6

24.2

214.3

173.3

131.2

355.6

27.0

209.9

165.4

123.3

344.0

23.7

257.4

215.3

173.2

131.0

331.7

26.5

251.1

209.0

166.9

124.8

320.4

23.2

300.5

257.2

215.1

173.0

130.8

307.8

25.9

292.4

252.6

210.5

168.3

126.2

292.1

23.1

292.1

270.1

228.0

185.8

143.7

284.1

25.4

284.1

259.4

217.3

175.1

133.0

289.2

22.7

289.2

269.4

227.3

185.1

143.0

281.1

25.4

281.1

263.2

221.1

179.0

136.9

10000

370.2

24.2

231.3

184.9

136.3

361.3

27.1

230.8

177.6

129.0

346.5

23.7

277.0

228.4

179.8

131.2

337.0

26.5

271.8

223.2

174.6

126.0

322.7

23.2

322.7

271.9

223.3

174.7

126.1

312.7

26.0

312.7

268.7

220.1

171.5

122.9

294.1

23.1

294.1

280.4

231.8

183.2

134.6

288.6

25.5

288.6

271.3

222.7

174.1

125.5

291.3

22.7

291.3

279.7

231.1

182.5

133.9

285.6

25.5

285.6

275.3

226.7

178.1

129.5

11250

348.9

23.5

301.9

246.6

191.2

135.9

342.3

26.6

293.9

238.6

183.2

127.9

325.1

23.0

325.1

292.9

237.6

182.2

126.9

317.6

26.0

317.6

286.4

231.0

175.7

120.3

296.2

22.9

296.2

297.8

242.5

187.1

131.8

293.2

25.5

293.2

284.5

229.2

173.8

118.5

293.3

22.6

293.3

289.6

234.3

178.9

123.6

290.1

25.5

290.1

285.0

229.6

174.3

118.9

12500

351.4

23.4

326.9

264.8

202.7

140.6

347.6

26.6

316.0

253.9

191.8

129.7

327.4

22.9

327.4

314.0

251.9

189.8

127.7

322.6

26.1

322.6

304.0

241.9

179.8

117.7

298.2

22.8

298.2

315.2

253.1

191.0

128.9

297.7

25.6

297.7

235.6

173.5

111.4

295.3

22.4

295.3

299.6

237.5

175.4

113.3

294.6

25.6

294.6

232.5

170.4

108.3

AIR ON

EVAPORATOR

COIL

TEMPERATURE OF AIR ON CONDENSER COIL

95°F

105°F

TOTAL

CAP.

MBH

POWER

INPUT

SENSIBLE CAPACITY, MBH

TOTAL

CAP.

MBH

POWER

INPUT

SENSIBLE CAPACITY, MBH

ENTERING DRY BULB, °F

CFM

°F

7500

334.8

29.7

180.4

144.8

109.1

316.8

32.8

162.5

126.9

91.3

311.2

29.1

223.2

187.5

151.9

116.3

294.4

32.3

211.3

175.6

140.0

104.3

287.6

28.5

266.0

230.3

194.7

159.0

123.4

272.1

31.7

260.0

224.3

188.7

153.1

117.4

269.0

27.7

269.0

235.2

199.6

163.9

128.3

253.0

30.8

253.0

252.8

218.1

182.5

146.8

111.2

266.0

28.0

266.0

243.1

207.5

171.8

136.2

250.3

31.3

250.3

223.0

187.4

151.7

116.1

8750

343.6

29.8

205.4

157.5

115.4

323.0

33.0

194.4

139.0

96.9

319.3

29.2

244.9

202.7

160.6

118.5

300.2

32.4

232.9

190.8

148.7

106.5

295.1

28.7

284.3

248.0

205.8

163.7

121.6

277.4

31.8

271.4

242.6

200.5

158.4

116.2

276.1

27.8

276.1

248.7

206.6

164.5

122.3

258.0

30.9

258.0

257.9

231.7

189.5

147.4

105.3

273.0

28.1

273.0

257.1

214.9

172.8

130.7

255.3

31.4

255.3

236.8

194.7

152.6

110.5

10000

352.4

29.9

230.4

170.2

121.6

329.2

33.1

226.3

151.1

102.5

327.5

29.3

266.5

217.9

169.3

120.7

306.0

32.5

254.6

206.0

157.4

108.8

302.7

28.8

302.7

265.6

217.0

168.4

119.8

282.8

31.9

282.8

260.8

212.2

163.6

115.0

283.1

27.9

283.1

262.2

213.6

165.0

116.4

263.0

31.1

263.0

245.2

196.6

148.0

99.4

280.0

28.3

280.0

271.0

222.4

173.8

125.2

260.2

31.5

260.2

250.7

202.1

153.5

104.9

11250

335.7

29.6

285.9

230.5

175.2

119.8

311.8

32.8

272.1

216.8

161.4

106.1

310.2

29.0

310.2

279.8

224.5

169.1

113.8

288.2

32.2

288.2

271.3

217.6

162.3

106.9

290.2

28.1

290.2

271.2

215.9

160.5

105.2

267.9

31.3

267.9

251.5

196.2

140.8

85.5

286.9

28.5

286.9

280.4

225.0

169.7

114.3

265.1

31.7

265.1

257.2

201.8

146.5

91.1

12500

343.9

29.9

305.2

243.1

181.0

118.9

317.6

33.0

289.7

227.6

165.5

103.4

317.8

29.3

317.8

294.1

232.0

169.9

107.8

293.5

32.4

293.5

281.7

223.0

160.9

98.8

297.3

28.4

297.3

280.3

218.2

156.1

94.0

272.9

31.5

272.9

257.9

195.8

133.7

71.6

293.9

28.8

293.9

289.7

227.6

165.5

103.4

270.1

32.0

270.1

263.7

201.6

139.5

77.4

Summary of Contents for DM 180

Page 1: ...sure loss of charge switches and freezestats Scroll compressors 25T model only Two stage heating provided by dual independent heat exchangers with aluminized steel tubes redundant gas valves spark ignition with induced draft logic Permanently lubricated motors Bottom or side air discharge configuration capability field convertible Belt Drive Blower Motor with high static drive option Constant supp...

Page 2: ... 15 TON COOLING ONLY 180 MBH BOTTOM DUCT CONNECTIONS 18 9 SUPPLY AIR BLOWER PERFORMANCE 20 TON COOLING ONLY 240 MBH BOTTOM DUCT CONNECTIONS 19 10 SUPPLY AIR BLOWER PERFORMANCE 15 TON GAS HEAT 180 MBH BOTTOM DUCT CONNECTIONS 20 11 SUPPLY AIR BLOWER PERFORMANCE 20 TON GAS HEAT 240 MBH BOTTOM DUCT CONNECTIONS 21 12 SUPPLY AIR BLOWER PERFORMANCE 25 TON GAS HEAT 300 MBH BOTTOM DUCT CONNECTIONS 22 13 BL...

Page 3: ...roller DFS APS Honeywell Controller DFS APS Novar Controller DFS APS Simplicity IntelliComfort Controller Simplicity IntelliComfort Controller w ModLinc Hot Gas Bypass Standard on VAV Optional on CV Variable Air Volume VFD Not Available with Factory Installed BAS Options Variable Air Volume VFD With Manual Bypass Not Available with Factory Installed BAS Options Variable Air Volume VFD Ready for Cu...

Page 4: ...is available for low cooling load applications Simplicity Controls Simplicity control boards have standardized a number of features previously available only as options or by utilizing additional controls Low Ambient An integrated low ambient control allows all units to operate in the cooling mode down to 0ºF outdoor ambient without additional assis tance Optionally the control board can be pro gr...

Page 5: ... the outdoor air intake dampers are opened for free cooling the exhaust fan will be energized to prevent the conditioned space from being over pressurized during economizer operation The exhaust fan motor and controls are installed and wired at the factory The rain hood must be assembled and installed in the field The power exhaust option can only be used on bot tom duct configurations MOTORIZED O...

Page 6: ...0 volt outlet can be powered by the unit with a stepdown transformer or you may order the unit with a non powered conve nience outlet that can be wired in the field DISCONNECT SWITCH For gas heat units and cooling units with electric heat a HACR breaker sized to the unit is provided For cooling only units a switch sized to the largest electric heat available for the particular unit is provided Fac...

Page 7: ...ncludes a slide in plug in damper assembly with a 2 position spring return motor actuator which opens to some pre set position whenever the supply air blower is operating and will drive fully closed when the blower unit shuts down The rain hood is painted to match the basic unit and must be field assembled before installing ROOF CURBS Fourteen inch high roof curbs provide a water tight seal betwee...

Page 8: ...re with proper exhausting of furnace combustion products this kit can be installed to prevent the flue exhaust from entering nearby fresh air intakes WOOD SKID Allows unit to be handled with 90 forks CO2 SENSOR Senses CO2 levels and automatically overrides the economizer when levels rise above the present limits COIL GUARD Customers can purchase a coil guard kit to protect the condenser coil from ...

Page 9: ...itary Large Equip ment certification program which is based on ARI Stan dard 340 360 MODEL MBH EER2 2 EER Energy Efficiency Ratio at full load the cooling capacity in Btu s per hour Btuh divided by the power input in watts expressed in Btuh per watt Btuh watt IPLV3 3 IPLV Integrated Part Load Value COOLING ONLY DM180C E00 176 8 7 9 2 DM240C E00 234 8 6 8 05 DM300C E00 272 8 5 9 2 COOLING WITH GAS ...

Page 10: ... 7 121 4 84 2 184 1 16 4 184 1 184 1 184 1 146 9 109 6 72 3 57 195 9 15 5 195 9 195 9 195 9 158 7 121 4 84 2 184 1 16 3 184 1 184 1 184 1 146 9 109 6 72 3 AIR ON EVAPORATOR COIL TEMPERATURE OF AIR ON CONDENSER COIL 95 F 105 F TOTAL CAP 1 MBH POWER INPUT2 KW SENSIBLE CAPACITY MBH TOTAL CAP 1 MBH POWER INPUT2 KW SENSIBLE CAPACITY MBH ENTERING DRY BULB F ENTERING DRY BULB F CFM WB F 90 85 80 75 70 65...

Page 11: ...0 0 20 7 154 6 96 3 67 0 72 174 0 19 8 156 3 127 2 98 0 68 8 67 158 0 18 9 158 0 158 0 129 0 99 8 70 7 62 146 0 18 4 146 0 146 0 146 0 116 8 87 7 58 5 57 146 0 18 5 146 0 146 0 146 0 116 8 87 7 58 5 6750 72 178 4 20 1 169 6 140 7 107 5 74 3 67 162 0 19 2 162 0 162 0 141 5 108 3 75 1 62 149 7 18 6 149 7 149 7 149 7 116 5 83 3 50 1 57 149 7 18 7 149 7 149 7 149 7 116 5 83 3 50 1 7500 72 182 8 20 3 1...

Page 12: ...148 6 99 0 239 1 22 2 239 1 239 1 239 1 189 4 139 8 90 1 57 248 0 20 5 248 0 248 0 248 0 198 3 148 6 99 0 239 1 21 7 239 1 239 1 239 1 189 4 139 8 90 1 AIR ON EVAPORATOR COIL TEMPERATURE OF AIR ON CONDENSER COIL 95 F 105 F TOTAL CAP 1 MBH POWER INPUT2 KW SENSIBLE CAPACITY MBH TOTAL CAP 1 MBH POWER INPUT2 KW SENSIBLE CAPACITY MBH ENTERING DRY BULB F ENTERING DRY BULB F CFM WB F 90 85 80 75 70 65 90...

Page 13: ... 0 28 6 200 5 129 9 91 0 72 238 0 27 1 209 8 170 9 132 0 93 1 67 219 0 25 6 219 0 211 9 173 0 134 1 95 2 62 199 0 24 8 199 0 199 0 192 0 153 1 114 2 75 4 57 199 0 24 3 199 0 199 0 199 0 160 1 121 2 82 4 9000 72 240 4 27 5 226 3 190 8 146 5 102 2 67 221 3 26 0 221 3 217 7 192 0 147 7 103 4 62 201 0 25 1 201 0 201 0 197 5 153 3 109 0 64 7 57 201 0 24 6 201 0 201 0 201 0 156 8 112 5 68 2 10000 72 242...

Page 14: ...8 9 297 7 25 6 297 7 297 7 297 7 235 6 173 5 111 4 57 295 3 22 4 295 3 295 3 299 6 237 5 175 4 113 3 294 6 25 6 294 6 294 6 294 6 232 5 170 4 108 3 AIR ON EVAPORATOR COIL TEMPERATURE OF AIR ON CONDENSER COIL 95 F 105 F TOTAL CAP 1 MBH POWER INPUT2 KW SENSIBLE CAPACITY MBH TOTAL CAP 1 MBH POWER INPUT2 KW SENSIBLE CAPACITY MBH ENTERING DRY BULB F ENTERING DRY BULB F CFM WB F 90 85 80 75 70 65 90 85 ...

Page 15: ...000 77 306 1 36 3 222 2 131 9 83 3 72 284 5 35 7 242 6 194 0 145 4 96 8 67 263 0 35 1 263 0 256 1 207 5 158 9 110 3 62 242 8 34 2 242 8 242 8 228 2 179 6 131 0 82 4 57 240 5 34 8 240 5 240 5 230 4 181 8 133 2 84 6 11250 72 287 9 35 9 258 4 203 1 147 7 92 4 67 266 1 35 3 266 1 262 7 210 8 155 4 100 1 62 245 7 34 5 245 7 245 7 231 8 176 5 121 1 65 8 57 243 3 35 0 243 3 243 3 234 0 178 7 123 3 68 0 1...

Page 16: ...static pressure and BHP Since no temperature data is given we will assume an air temperature of 70 F Table 7 shows the correction factor to be 0 832 Corrected static pressure 1 5 x 0 832 1 248 IWC Corrected BHP 4 0 x 0 832 3 328 Example 2 A system located at 5 000 feet of elevation is to deliver 6 000 CFM at a static pressure of 1 5 Use the unit blower tables to select the blower speed and the BHP...

Page 17: ...262259 YTG B 0107 Unitary Products Group 17 FIGURE 2 ALTITUDE TEMPERATURE CONVERSION FACTOR ...

Page 18: ...9 5 2 4 7 0 7 5 7 5 1 208 VOLT AND HIGH SPEED DRIVE 965 6 0 1 2 2 9 2 6 1 0 3 6 3 2 0 8 4 0 3 6 0 5 4 7 4 2 0 4 5 0 4 4 980 5 5 1 3 3 0 2 7 1 1 3 7 3 3 0 9 4 1 3 7 0 6 4 8 4 3 0 5 5 1 4 6 1025 4 5 1 5 3 2 2 9 1 3 3 9 3 5 1 1 4 5 4 0 0 8 5 1 4 6 0 7 5 6 5 0 1065 3 5 1 6 3 4 3 0 1 4 4 0 3 6 1 2 4 7 4 2 1 0 5 5 4 9 1095 3 0 1 7 3 5 3 1 1 5 4 2 3 8 1 3 4 9 4 4 1 2 5 7 5 1 1130 2 0 1 9 3 7 3 3 1 7 4 5 ...

Page 19: ... 6 3 5 3 0 7 6 9 5 8 0 2 7 3 6 1 1010 4 0 1 8 5 8 4 9 1 7 6 3 5 3 1 5 6 9 5 8 1 0 7 5 6 3 0 5 7 9 6 7 1020 3 5 1 9 6 1 5 1 1 8 6 5 5 5 1 6 7 1 6 0 1 1 7 8 6 6 0 6 8 3 7 0 1035 3 0 2 0 6 2 5 2 1 9 6 8 5 7 1 7 7 4 6 2 1 2 8 1 6 8 0 7 8 6 7 3 1050 2 5 2 1 6 4 5 4 2 0 7 0 5 9 1 8 7 6 6 4 1 3 8 3 7 0 1075 2 0 2 3 6 6 5 5 2 1 7 2 6 0 1 9 7 8 6 6 1 5 8 6 7 2 1100 1 0 2 4 6 7 5 6 2 2 7 3 6 1 2 1 7 9 6 7 2...

Page 20: ...4 1 0 4 4 3 9 0 8 5 0 4 5 0 6 5 6 5 0 208 VOLT AND HIGH SPEED DRIVE 965 6 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 5 5 1 3 2 9 2 6 1 0 3 4 3 0 0 7 3 8 3 4 0 5 4 5 4 0 0 3 5 1 4 6 1025 4 5 1 4 3 1 2 8 1 2 3 6 3 2 0 9 4 1 3 7 0 7 4 8 4 3 0 4 5 5 4 9 1065 3 5 1 6 3 4 3 0 1 4 3 9 3 5 1 1 4 5 4 0 0 9 5 1 4 6 1125 2 0 1 9 3 6 3 2 1 7 4 4 3 9 1 4 5 0 4 5 1 2 5 8 5 2 1170 1 0 2 1 ...

Page 21: ...5 0 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 4 5 2 1 4 5 3 9 1 6 5 5 4 7 1 1 6 4 5 4 0 5 7 5 6 3 0 2 8 6 7 3 1025 3 5 2 3 4 9 4 1 1 8 5 8 4 9 1 3 6 7 5 7 0 7 8 0 6 7 1050 2 5 2 5 5 1 4 3 2 0 6 1 5 1 1 4 7 1 6 0 0 9 8 4 7 0 1065 2 0 2 6 5 3 4 4 2 1 6 3 5 3 1 5 7 3 6 2 1 0 8 6 7 2 1100 1 0 2 9 5 6 4 7 2 3 6 8 5 7 1 8 7 9 6 6 230 460 575 VOLT AND STANDARD DRIVE 870 6 0 1 3 3 6 ...

Page 22: ...2 1215 4 0 2 7 8 6 7 0 2 1 10 4 8 5 1 4 12 3 10 1 0 6 14 3 11 7 1255 3 0 3 0 9 1 7 4 2 4 11 0 9 0 1 7 12 9 10 6 0 9 15 0 12 3 1290 2 0 3 2 9 5 7 8 2 7 11 5 9 4 2 0 13 5 11 1 1 2 15 6 12 8 1330 1 0 3 5 10 0 8 2 3 0 12 0 9 9 2 3 14 1 11 6 1 5 16 4 13 4 1365 0 0 3 7 10 5 8 6 3 2 12 6 10 3 2 6 14 7 12 1 1 8 17 0 13 9 230 460 575 VOLT AND STANDARD DRIVE 975 6 0 1 4 5 9 4 9 1 0 7 3 6 0 0 5 8 8 7 2 1005 ...

Page 23: ...pulley below 1 turn open TABLE 14 STATIC RESISTANCES1 DESCRIPTION RESISTANCE IWG CFM 15 TON 20 TON 25 TON 4500 6000 7200 6000 8000 9400 7500 10000 12500 WET INDOOR COIL 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 ELECTRIC HEAT OPTIONS 18 KW 0 3 0 4 0 4 0 4 0 4 0 5 0 4 0 5 0 6 36 KW 0 3 0 4 0 5 0 4 0 5 0 5 0 5 0 5 0 6 54 KW 0 4 0 5 0 5 0 5 0 5 0 6 0 5 0 6 0 7 72 KW 0 4 0 5 0 5 0 5 0 5 0 6 0 5 0 6 0 7 ECONO...

Page 24: ...9 6 62 2 2 7 0 0 0 None 0 0 42 6 50 E18 18 0 1 21 7 42 6 50 E36 36 0 2 43 3 62 9 70 E54 54 0 2 65 0 73 7 90 E72 72 0 2 86 6 95 4 110 575 7 7 50 1 7 5 3 0 0 None 0 0 33 7 40 E18 18 0 1 17 3 33 7 40 E36 36 0 2 34 6 49 9 50 E54 54 0 2 52 0 58 6 70 E72 72 0 2 69 3 75 9 90 240 20 208 19 2 124 4 5 19 6 0 0 None 0 0 110 3 125 E18 13 5 1 37 5 110 3 125 E36 27 0 2 75 1 118 2 125 E54 40 6 2 112 6 165 4 175 ...

Page 25: ... 102 9 110 575 17 3 102 1 7 10 0 0 0 None 52 3 60 E18 18 0 1 17 3 52 3 60 E36 36 0 2 34 6 55 8 60 E54 54 0 2 52 0 64 5 70 E72 72 0 2 69 3 81 8 90 TABLE 18 DM 300 ELECTRICAL DATA HIGH STATIC MOTOR WITHOUT POWERED CONVENIENCE OUTLET MODEL TON NAGE VOLTAGE COMPRESSORS OD FAN MOTORS FLA EACH ID BLOWER MOTOR FLA CONV OUTLET AMPS HEATER OPTION MIN CIRCUIT AMPACITY AMPS MAX FUSE BRKR1 SIZE AMPS RLA EACH ...

Page 26: ... 62 2 2 7 0 5 0 None 0 0 47 6 50 E18 18 0 1 21 7 47 6 50 E36 36 0 2 43 3 69 1 70 E54 54 0 2 65 0 80 0 90 E72 72 0 2 86 6 101 6 110 575 7 7 50 1 7 5 3 4 0 None 0 0 37 7 45 E18 18 0 1 17 3 37 7 45 E36 36 0 2 34 6 54 9 60 E54 54 0 2 52 0 63 6 70 E72 72 0 2 69 3 80 9 90 240 20 208 19 2 124 4 5 19 6 10 0 None 0 0 120 3 125 E18 13 5 1 37 5 120 3 125 E36 27 0 2 75 1 130 7 150 E54 40 6 2 112 6 177 9 200 E...

Page 27: ... 109 1 110 575 17 3 102 1 7 10 0 4 0 None 56 3 70 E18 18 0 1 17 3 56 3 70 E36 36 0 2 34 6 60 8 70 E54 54 0 2 52 0 69 5 70 E72 72 0 2 69 3 86 8 90 TABLE 21 DM 300 ELECTRICAL DATA HIGH STATIC MOTOR WITH POWERED CONVENIENCE OUTLET MODEL TON NAGE VOLTAGE COMPRESSORS OD FAN MOTORS FLA EACH ID BLOWER MOTOR FLA CONV OUTLET AMPS HEATER OPTION MIN CIRCUIT AMPACITY AMPS MAX FUSE BRKR1 SIZE AMPS RLA EACH LRA...

Page 28: ...REA Sq Ft 36 43 3 43 3 COMPRESSOR Qty Per Unit 5 TON HERMETIC RECIP 1 10 TON TANDEM RECIP 11 2 12 5 TON SCROLL 2 FILTERS QUANTITY PER UNIT 12 X 24 X 2 or 4 QUANTITY PER UNIT 16 X 20 X 2 or 4 4 4 QUANTITY PER UNIT 16 X 25 X 2 or 4 4 4 QUANTITY PER UNIT 18 X 24 X 2 or 4 5 TOTAL FACE AREA Sq Ft 15 20 24 CHARGE REFRIGERANT 22 Lb Oz SYSTEM No 1 17 8 18 0 18 0 SYSTEM No 2 8 8 18 0 18 0 OPERATING WEIGHTS...

Page 29: ...t control box 3Second stage heating is not required on units with a single stage electric heater 4Terminals A1 and A2 provide a relay output to close the outdoor economizer dampers when the thermostat switches to the set back position NOTE Fans switch must be in ON position for minimum ventilation during heater operation LINE VOLTAGE TERMINAL BLOCK 2TB IN CONTROL BOX GROUND LUG Refer to the ELECTR...

Page 30: ...ions UNIT BASE WITH RAILS Shown separately to illustrate Bottom Duct openings Power and Gas Piping Connection locations 12 1 2 9 1 4 8 1 8 9 3 4 3 3 4 B POWER WIRING ENTRY A CONTROL WIRING ENTRY 92 CONDENSER COILS COIL GUARD COMPRESSOR ACCESS ECONOMIZER MOTORIZED DAMPER FIXED OUTDOOR INTAKE AIR AND POWER EXHAUST RAIN HOODS See detail Y FIELD SUPPLIED DISCONNECT SWITCH LOCATION BLOWER COMPARTMENT A...

Page 31: ... The covering consists of a heavy black paper composition 3 Replace the side supply and return air compartment panels For side duct applications 1 Replace the side panels on the supply and return air compartments with the side duct flange accessory kit panels 2 Connect ductwork to the flanges on those panels SUPPLY AIR RETURN AIR OUTDOOR AIR 5 1 8 18 5 8 27 3 4 28 5 8 15 TON 39 5 8 20 25 TON 40 1 ...

Page 32: ...NCES LOCATION CLEARANCE Front 36 Rear 24 Less Economizer 49 With Economizer Left Side Filter Access 24 Less Economizer 36 With Economizer 3 Right Side Cond Coil 36 Below Unit1 1 Units may be installed on combustible floors made from wood or class A B or C roof covering material 0 Above Unit2 2 Units must be installed outdoors Overhanging structures or shrubs should not obstruct condenser air disch...

Page 33: ...262259 YTG B 0107 Unitary Products Group 33 FIGURE 7 CENTER OF GRAVITY FIGURE 8 TYPICAL UNIT APPLICATIONS ...

Page 34: ...86 240 Gas 2500 538 563 715 684 300 Gas 2531 593 645 674 619 180 Elec 2100 492 514 558 536 240 Elec 2300 295 517 658 630 300 Elec 2331 546 594 621 570 Unit Size Total Shipping Weight 6 Point Loads lbs A B C D E F 180 Gas 2300 351 367 392 416 399 375 240 Gas 2500 334 350 426 502 481 407 300 Gas 2531 390 412 436 456 430 407 180 Elec 2100 320 335 358 380 364 343 240 Elec 2300 307 322 392 462 442 375 ...

Page 35: ...URE 10 UNIT ROOF CURB DIMENSIONS SUPPLY AIR BACK OF UNIT RETURN AIR DUCT SUPPORT RAILS MIN ROOF OPENING 39 7 8 WIDE X 61 7 8 Long OUTDOOR COIL END OF UNIT 4 33 1 8 2 22 3 4 4 4 84 35 7 8 14 1 4 15 Ton 25 1 4 20 25 Ton 115 5 16 15 Ton 126 1 4 20 25 Ton 2 Supply and Return Air including duct support rails as shown are typical for bottom duct applications For location of horizontal duct applications ...

Page 36: ... TERMINALS ON A LIMITED NUMBER OF THERMOSTATS 3 1 2 4 3 1 2 4 Second stage heating not required on single stage heating units Second stage cooling not required on single stage cooling units Jumper is required if there is no Smoke Detector circuit Jumper is required for any combination of R RC or RH 6 5 5 6 OCC is an output from the thermostat to indicate the Occupied condition X is an input to the...

Page 37: ...alled options or field installed accessories The units shall be factory wired piped charged with R 22 refrigerant and factory tested prior to ship ment All unit wiring shall be both numbered and color coded All units shall be manufactured in a facility certified to ISO 9001 standards and the cooling performance shall be rated in accordance with DOE and ARI test procedures Units shall be CGA listed...

Page 38: ...all incorporate AUTO RESET compressor over temperature over current protection e Unit shall operate with conventional thermostat designs and have a low voltage terminal strip for easy hook up f Unit control board shall have on board diagnostics and fault code display g Standard controls shall include anti short cycle and low voltage protection and permit cooling operation down to 0 F h Control boa...

Page 39: ...ntial of 0 5 IWG A unit mounted potentiometer shall be provided to adjust the outdoor and return air damper assembly to take in the design CFM of outdoor air to meet the ventilation requirements of the conditioned space during normal operation Whenever the indoor fan motor is energized the dampers open up to one of two pre selected posi tions regardless of the outdoor air enthalpy Dampers return t...

Page 40: ...ry Products All rights reserved Supersedes 262259 YTG A 0706 Unitary 5005 Norman Products York OK Group Drive 73069 HINGED FILTER DOOR ACCESS AND TOOLESS ACCESS PANELS HIGH SPEED DRIVE 2 THROW AWAY FILTERS 4 PLEATED FILTERS DISCONNECT SWITCH SUPPLY AIR SMOKE DETECTOR RETURN AIR SMOKE DETECTOR ...

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York DM 180, Technical Manual

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Summary of Contents for DM 180

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