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INSTALLATION INSTRUCTIONS 

 

AIR HANDLER : AHF 

X40159 Rev. E

 

Specifications subject to change without notice.

 

Table 5 - ELECTRIC HEATHER STATIC PRESSURE DROP 

 

Single-Phase 

CFM 

EHIA 

05 

EHIA 

07 

EHIA 

10 

EHIA 

15 

EHIA 

20 

EHIA 

25 

In wc 

600 

0.01 

0.01 

0.01 

– 

– 

– 

700 

0.01 

0.01 

0.01 

– 

– 

– 

800 

0.01 

0.01 

0.01 

0.01 

– 

– 

900 

0.01 

0.01 

0.01 

0.01 

– 

– 

1000 

0.01 

0.01 

0.01 

0.01 

0.02 

– 

1100 

0.01 

0.01 

0.01 

0.02 

0.02 

– 

1200 

0.01 

0.01 

0.01 

0.02 

0.02 

– 

1300 

0.01 

0.02 

0.02 

0.02 

0.02 

– 

1400 

0.01 

0.02 

0.02 

0.02 

0.03 

0.03 

1500 

0.01 

0.02 

0.02 

0.02 

0.03 

0.04 

1600 

0.01 

0.02 

0.02 

0.03 

0.03 

0.04

 

1700 

0.01 

0.02 

0.02 

0.03 

0.03 

0.04

 

1800 

0.01 

0.02 

0.02 

0.03 

0.04 

0.04

 

1900 

0.01 

0.02 

0.02 

0.03 

0.04

 

0.05

 

2000 

0.01 

0.02 

0.02 

0.03 

0.04

 

0.05

 

 

 

ACCESSORIES 

ELECTRIC AIR CLEANER 

The Electronic Air Cleaner  may  be connected to  AHF  as shown in 

Figure  14

.  This  method  requires  a  field  supplied  transformer.  See 

Electronic Air Cleaner literature for kit requirements. 

 

HUMIDIFIER 

Connect  humidifier  and  humidistat  to  air  handler  unit  as  shown  in 

Figures 15 and 16

 

 

 

 

 

 

 

 

Three-Phase 

CFM 

N/A 

N/A

 

EHIA 

10 

EHIA 

15 

EHIA 

20 

EHIA 

25 

In wc 

600 

 

 

0.01 

– 

– 

– 

700 

 

 

0.01 

– 

– 

– 

800 

 

 

0.01 

0.01 

– 

– 

900 

 

 

0.01 

0.01 

– 

– 

1000 

 

 

0.01 

0.01 

0.02 

– 

1100 

 

 

0.01 

0.02 

0.02 

– 

1200 

 

 

0.01 

0.02 

0.02 

– 

1300 

 

 

0.02 

0.02 

0.02 

– 

1400 

 

 

0.02 

0.02 

0.03 

0.03 

1500 

 

 

0.02 

0.02 

0.03 

0.04 

1600 

 

 

0.02 

0.03 

0.03 

0.04

 

1700 

 

 

0.02 

0.03 

0.03 

0.04

 

1800 

 

 

0.02 

0.03 

0.04 

0.04

 

1900 

 

 

0.02 

0.03 

0.04

 

0.05

 

2000 

 

 

0.02 

0.03 

0.04

 

0.05

 

AHF 

AHF 

Summary of Contents for AHF080014

Page 1: ...Electrical Code CSA C22 1 Recognize safety information This is the safety alert symbol When you see this symbol on the unit and in instructions or manuals be alert to the potential for personal injur...

Page 2: ...approved heaters electric heat accessory models EHIA only Heaters that are not factory approved could cause damage which would not be covered under the equipment warranty CAUTION CUT HAZARD Failure t...

Page 3: ...recommendations NOTE Local codes may limit application of systems without a ducted return to single story dwellings HORIZONTAL LEFT AND RIGHT INSTALLATIONS The air handler cabinets can be installed in...

Page 4: ...o Figure 6 All electrical work MUST conform with the requirements of local codes and ordinances and the National Electrical Code NFPA 70 current edition The low voltage transformer and the fan control...

Page 5: ...ews 3 Connect the 9 pin plug from No Heat Kit wiring into the receptacle that attaches to fan control board 4 Connect ground wire to unit ground lug 5 Connect 208 230V power lead from field disconnect...

Page 6: ...2 9 3 6 15 2 14 105 32 1 14 230 AHF16 208 1 60 Single 1 2 2 9 3 6 15 2 14 105 32 1 14 230 AHF20 208 1 60 Single 3 4 6 0 7 5 15 2 14 90 27 1 14 230 Figure 8 Wiring Layout Air Conditioning Unit Cooling...

Page 7: ...r Single Phase EHIA05KB KN EHIA15KB EHIA25KB10 EHIA07KB KN EHIA20KB EHIA10KB KN EHIA25KB EHIA15KB EHIA20KB EHIA25KB Three Phase EHIA10HB EHIA10HB EHIA20HB EHIA15HB EHIA15HB EHIA25HB EHIA20HB EHIA20HB...

Page 8: ...lectric heat Deduct heater static shown in heater static table Deduct coil static See Coil Specification Sheet Deduct 20 in wc 50 Pa for Downflow Subbase Kit Table 4 Airflow is blower only no coil att...

Page 9: ...0 02 0 02 0 03 0 04 0 04 1900 0 01 0 02 0 02 0 03 0 04 0 05 2000 0 01 0 02 0 02 0 03 0 04 0 05 ACCESSORIES ELECTRIC AIR CLEANER The Electronic Air Cleaner may be connected to AHF as shown in Figure 1...

Page 10: ...en call is satisfied Y drops out and there is a 90 second TDR before indoor fan relay opens D HEAT PUMP HEATING WITH AUXILIARY ELECTRIC HEAT Cooling Mode Same operation as above in Heat Pump Cooling M...

Page 11: ...INSTALLATION INSTRUCTIONS AIR HANDLER AHF X40159 Rev E Specifications subject to change without notice 11 WIRING DIAGRAM...

Page 12: ...RAPPER 9 PANEL TOP ASS Y 10 LEFT SIDE WRAPPER 7 SIDE BLOWER DECK 8 REAR BLOWER DECK 1 BLOWER DOOR ASS Y 6 FRONT BLOWER DECK DETTSON INDUSTRIES INC DETTSON COM ITEM NO CURRENT PART DESCRIPTION MF080014...

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