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Manufacturer reserves the right to change specifications or designs without notice. 

10.2019 

www.ecoer.com 

Air Handler Unit Installation Instruction 

16/20 

 

 

 

 

5.

 

Airflow Performance 

Airflow performance data is based on cooling performance with a coil and no filter in place. Check the 

Performance table for appropriate unit size selection. External static pressure should stay within the minimum 

and maximum limits shown in the table below in order to ensure proper. 

 

Model 

Number 

 

Motor 

Speed 

CFM (Watts) 

External Static Pressure-Inches W.C.[KPa] 

[0] 

0.1 

[.02] 

0.16 

[.04] 

0.2 

[.05] 

0.3 

[.07] 

0.4 

[.10] 

0.5 

[.12] 

0.6 

[.15] 

0.7 

[.17] 

0.8 

[.20] 

 

 

 

 

 

24 

Tap (5) 

SCFM 

1062 

1031 

998 

981 

947 

901 

869 

823 

789 

742 

Watts 

184 

195 

201 

203 

213 

222 

228 

238 

242 

252 

Tap (4) 

SCFM 

959 

921 

890 

873 

836 

786 

751 

706 

677 

622 

Watts 

138 

145 

152 

156 

162 

171 

178 

188 

196 

204 

Tap (3)- 

factory 

SCFM 

855 

825 

790 

769 

733 

679 

646 

595 

560 

494 

Watts 

101 

111 

118 

120 

126 

134 

141 

151 

156 

166 

Tap (2) 

SCFM 

777 

750 

712 

692 

656 

599 

566 

498 

466 

412 

Watts 

80 

89 

96 

98 

104 

113 

119 

127 

135 

145 

Tap (1) 

SCFM 

694 

663 

620 

599 

562 

499 

455 

390 

--- 

--- 

Watts 

60 

68 

74 

76 

82 

89 

95 

104 

--- 

--- 

 

 

 

 

 

36 

Tap (5) 

SCFM 

1455 

1409 

1374 

1355 

1320 

1266 

1229 

1173 

1126 

956 

Watts 

293 

300 

306 

309 

316 

326 

331 

338 

346 

370 

Tap (4) 

SCFM 

1350 

1302 

1264 

1242 

1206 

1145 

1104 

1038 

897 

824 

Watts 

238 

243 

254 

257 

260 

271 

277 

286 

303 

308 

Tap (3)- 

factory 

SCFM 

1328 

1281 

1234 

1215 

1179 

1118 

1073 

1007 

862 

798 

Watts 

226 

232 

239 

242 

250 

259 

264 

278 

292 

298 

Tap (2) 

SCFM 

1235 

1171 

1130 

1108 

1062 

1002 

955 

824 

752 

713 

Watts 

185 

189 

196 

199 

205 

214 

221 

238 

245 

248 

Tap (1) 

SCFM 

1146 

1091 

1044 

1022 

982 

908 

823 

748 

708 

--- 

Watts 

150 

156 

163 

167 

174 

184 

196 

202 

207 

--- 

 

 

 

 

 

48 

Tap (5) 

SCFM 

2144 

2106 

2072 

2052 

2015 

1962 

1924 

1864 

1823 

1768 

Watts 

627 

632 

639 

643 

649 

661 

670 

681 

684 

696 

Tap (4) 

SCFM 

1999 

1966 

1933 

1915 

1875 

1819 

1775 

1713 

1672 

1582 

Watts 

510 

520 

529 

536 

540 

551 

555 

567 

571 

588 

Tap (3)- 

factory 

SCFM 

1788 

1746 

1714 

1695 

1660 

1606 

1565 

1499 

1452 

1355 

Watts 

367 

374 

389 

393 

404 

422 

429 

440 

449 

458 

Tap (2) 

SCFM 

1633 

1596 

1564 

1554 

1514 

1467 

1424 

1342 

1290 

1231 

Watts 

292 

300 

311 

318 

329 

343 

354 

376 

382 

391 

Tap (1) 

SCFM 

1504 

1468 

1428 

1408 

1362 

1298 

1244 

1182 

1160 

1081 

Watts 

228 

242 

250 

255 

264 

279 

291 

309 

318 

327 

 

 

 

 

 

60 

Tap (5) 

SCFM 

2144 

2106 

2072 

2052 

2015 

1962 

1924 

1864 

1823 

1768 

Watts 

627 

632 

639 

643 

649 

661 

670 

681 

684 

696 

Tap (4) 

SCFM 

1999 

1966 

1933 

1915 

1875 

1819 

1775 

1713 

1672 

1582 

Watts 

510 

520 

529 

536 

540 

551 

555 

567 

571 

588 

Tap (3)- 

factory 

SCFM 

1788 

1746 

1714 

1695 

1660 

1606 

1565 

1499 

1452 

1355 

Watts 

367 

374 

389 

393 

404 

422 

429 

440 

449 

458 

Tap (2) 

SCFM 

1633 

1596 

1564 

1554 

1514 

1467 

1424 

1342 

1290 

1231 

Watts 

292 

300 

311 

318 

329 

343 

354 

376 

382 

391 

Tap (1) 

SCFM 

1504 

1468 

1428 

1408 

1362 

1298 

1244 

1182 

1160 

1081 

Watts 

228 

242 

250 

255 

264 

279 

291 

309 

318 

327 

Shaded boxes represent airflow outside the required 300-450cfm/ton. 

NOTES: 

Airflow based upon cooling performance at 230V with no electric heat and no filter. Airflow at 208V is approximately the 

same as 230V because the multi-tap ECM motor is a constant torque motor. The torque doesn’t drop off at the speeds in 

which the motor operates. 
G2 signal occupies Tap (1) reserved for Ecoer thermostat (EST01) to get even better dehumidification control in cooling. 

Содержание E-EHK05

Страница 1: ...thorized personnel only All phases of this installation must comply with National State and Local Codes This document is customer s property and is to remain with this unit Please return it to custome...

Страница 2: ...tion 65 warnings are required for certain products that are not covered by the OSHA standards It requires warnings for products sold in California that contain or produce any of over 600 listed chemic...

Страница 3: ...ng unit The first 6 inches of supply air plenum and ductwork must be constructed of sheet metal as required by NFPA 90B The supply air plenum or duct must have a solid sheet metal bottom directly afte...

Страница 4: ...D INSTALLATION Breaker Switch Electric heat only High voltage connection 7 8 1 3 32 1 23 32 DIA knockouts KNOCKOUTS FOR ELECTRICAL WIRING CONNECTION ARE DISTRIBUTED ON THE TOP AND EITHER SIDES H Flare...

Страница 5: ...Manufacturer reserves the right to change specifications or designs without notice 10 2019 www ecoer com Air Handler Unit Installation Instruction 5 20 48 60 56 24 1 2 21 22 3 4 3 8 7 8...

Страница 6: ...Handler Unit Installation Instruction 6 20 Select a solid and level site keep enough space for proper installation and maintenance Adjust motor speed tap on indoor PCB to select correct air flow acco...

Страница 7: ...ections should not exceed 10 ft lbs Figure 3 1 Dimensions for front connection coil 3 2 Vertical down flow A vertical up flow unit may be converted to vertical down flow Remove the front panel and tak...

Страница 8: ...ted to horizontal left flow by removing indoor coil assembly with drain pan and reinstalling it as shown below Rotate the unit 90 into the horizontal left position with the coil compartment on the rig...

Страница 9: ...izontal drain pan must be located under indoor coil Failure to use the drain pan can result in property damage 3 4 Installation in an unconditioned space There are two pairs of coil rails in the air h...

Страница 10: ...ing diagram and electrical data in the installation instructions If required install a branch circuit disconnect of adequate size located within sight of and readily accessible to theunit When the ele...

Страница 11: ...r wiring and grounding of equipment must comply with local codes 3 Low voltage wiring to be No 18 AWG minimum conductor 4 means the electric auxiliary heat connection Some thermostats may use W2 AUX f...

Страница 12: ...3 Type 6 can be used as a BACKUP for heat pump Normal O signal output application without two stage fan control in cooling ESI Ecoer Smart Inverter condensing unit means optional connection 4 3 Ground...

Страница 13: ...suitable for air handler multiple position installation Safety Cautions All electric work must be performed by qualified personnel EHK series is designed and approved to be installed in the EAHATN ser...

Страница 14: ...away the blower access panel of the air handler STEP 2 Remove cover plate based on actual requirement STEP 3 Slide the kit into the duct and fasten the element e g attachment and wires STEP 4 Install...

Страница 15: ...com Air Handler Unit Installation Instruction 15 20 WARNING Disconnect all power to unit before installing or servicing More than one disconnect switch may be required to de energize the equipment Haz...

Страница 16: ...196 199 205 214 221 238 245 248 Tap 1 SCFM 1146 1091 1044 1022 982 908 823 748 708 Watts 150 156 163 167 174 184 196 202 207 48 Tap 5 SCFM 2144 2106 2072 2052 2015 1962 1924 1864 1823 1768 Watts 627...

Страница 17: ...cognized procedures to finish ductwork Heat pump systems require a specified airflow Each ton of cooling requires between 300 and 450 cubic feet per minute CFM Duct design and construction should be c...

Страница 18: ...hat the system airflow be adequate Make sure supply and return ductwork grilles special filters accessories etc are accounted for in total flow resistance Refer to the airflow performance table in thi...

Страница 19: ...it is level or pitched slightly toward primary drain connection so that water will drain smoothly from the pan All horizontal drain pipes must be pitched downward away from the unit a minimum of 1 8 p...

Страница 20: ...IMPORTANT Do not double filter the return air duct Do not filter the supply air duct which will change the performance of the unit and reduce airflow WARNING Do not operate the system without filters...

Страница 21: ...ormal due to improper superheat i e SH 20 F Adjust the system according to 1 Activate AUTO charge mode from outdoor condensing unit to fix compressor frequency RPS by press BS4 for 5 seconds on PCB Ru...

Страница 22: ...Air Handler Unit Installation Instruction 21 20 www ecoer com Manufacturer reserves the right to change specifications or designs without notice 10 2019...

Страница 23: ...tion Instruction 22 20 www ecoer com 2017 2019 ECOER INC 3900 Jermantown Rd Suite 150 Fairfax VA 22030 Tel 703 348 2538 www ecoer com Manufacturer reserves the right to change specifications or design...

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