Nailor Industries, Inc. reserves the right to change any information concerning product or specification without notice or obligation.
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9/18 IOM-DOAS
Model Series 33SZ Replacement Parts
Unit Size Fan Size Fan Part No. HP EON Motor Part No.
30 11 x 4R H1-2427 1/2 H1-2269U
40 9 x 7R H1-0900 1/2 H1-2269
50 10 x 10T H1-0903 3/4 H1-2270
Unit Size Inlet Size
Primary Damper Valve
Part No.
Diamond Flow
Sensor
Diamond Flow Sensor
Part No.
10, 30, 40, 50 4" VH1-1119 3/16" O.D. tube V1104
10, 30, 40, 50 5" VH1-1119 3/16" O.D. tube V1105
10, 30, 40, 50 6" VH1-1119 3/16" O.D. tube V1106
30, 40, 50 8" VH1-1107 3/16" O.D. tube V1108
40, 50 10" 3/16" O.D. tube V1110
40, 50 12"
3/16" O.D. tube V1112
Unit Size Filter Type Filter Part No.
1" Throwaway H1-2506
30 2" Merv 8 H1-2507
2" Merv 13 H1-2508
1" Throwaway H1-2509
40 2" Merv 8 H1-2510
2" Merv 13 H1-2511
1" Throwaway H1-2512
50 2" Merv 8 H1-2513
2" Merv 13 H1-2514
Airflow Switch Part No.
AFS H1-235
AFS Probe, 4" H1-242
AFS Probe, 8" H1-245
EON Control Cards Part No.
EPIC™ Single Motor Card H1-2272
EPIC™ Single Motor Card w/
Fan Status & Electric Heat Relays
H1-2272A
Pneumatic FR Tubing (1/4" O.D.) Part No.
Black VB3-066
Blue stripe VB3-068
Red stripe VB3-067
Tee For Sensor Tap Part No.
Barbed, 1/8" VB3-058
Cap For Sensor Tap Part No.
Rubber, for 1/8" Tee VB3-059
Fan Motor Fuses Part No.
250V, 15A VH1-320
250V, 20A VH1-321
600V, 15A VH1-329
600V, 3A VH1-0011
600V, 5A VH1-965
600V, 8A VH1-967
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