50
Vertical air discharge for VIR 25A to 90A
The VIR 25A to VIR 90A units require a conversion that
includes:
Upper panel 5 , front panels 6 (one only on model 25A),
belts and front fan supports 7 .
1.- Remove the top 1 , front 2 and side 3 panels, as
well as the fan front supports 4 and the fan itself.
2.- Orient and fasten the fan to the top support 5 , along
with the conversion kit, keeping the 20 mm. projection out
the mouth of the fan on the panel surface.
A
B
C
D
E
F
G
VIR 25A (1 turbine)
1 365
822
484
397
-
439
343
VIR 40A
1 747
822
443.5
313
234
439
343
VIR 45A/60A
2 247
807
571
396
313
424
343
VIR 75A/90A
2 660
928
664.5
475
381
483
405
3.- Once the fan is fastened to the top panel 5 , install same
on the unit.
4.- Fit angles 7 to the unit and fasten the fan to these an-
gles.
5.- If the conversion kit includes new belts, install these be-
tween the motor and fan pulleys.
6.- Install the blind front panels 6 (one only on VIR 25A)
included in the kit.
7.- Lastly, install the standard panels 3 .
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1 Horizontal discharge top panel
2 Horizontal discharge front panels
3 Side panels
4 Front fan supports
5 Vertical discharge top panel
6 Vertical discharge front panels
7 Vertical angles
Summary of Contents for York VCH 20A
Page 17: ...17 Technical characteristics General dimensions mm VCH 20A and 25A ...
Page 18: ...18 General dimensions mm VCH 30A and 40A ...
Page 19: ...19 General dimensions mm VCH 45A and 60A ...
Page 20: ...20 General dimensions mm VCH 75A and 90A ...
Page 21: ...21 General dimensions mm VIR 25A VIR 40A ...
Page 22: ...22 General dimensions mm VIR 45A and 60A VIR 75A and 90A ...
Page 23: ...23 Cooling diagram Variant chart ...
Page 31: ...31 Electric diagram VCH 20 25 30 40A 400 3 50 ...
Page 32: ...32 Electric diagram VCH 45 60 75 90A 400 3 50 ...
Page 33: ...33 Electric diagram VCH 45 60 75 90A 400 3 50 ...
Page 34: ...34 Configuration of switches ...
Page 43: ...43 Wiring diagram VIR 45 90 ...
Page 48: ...48 Wiring diagram Heater 10 15kW 400 3 50 VIR 25A 40A 45A and 60A ...
Page 49: ...49 Wiring diagram Heater 20 30 40kW 400 3 50 VIR 40A 45A 60A 75A and 90A ...
Page 59: ...59 VCH 20A to 40A VCH 45 to 90A ...
Page 61: ...61 Wiring diagrams ...
Page 62: ...62 Wiring diagrams ...
Page 69: ...69 Wiring diagram ...
Page 71: ......
Page 72: ...www johnsoncontrols com ...