Nu-Air Ventilation Systems Inc. - HRV Operating &Installation Manual
Rev October 10, 2010 - 18 -
4.8 Windsor Timer (WIN-20)
Install in bathrooms, kitchens, workstations or other locations where high-speed ventilation control is
needed. The machine will run at high speed for twenty (20) minutes and then return to its previous
operating condition. Up to six (6) timers can be connected in parallel.
Wiring: Use 3-conductor wire and connect to the 10-wire terminal block. Match terminals on back of
WIN-20 switch to terminals on HRV (See illustration Section 10.6):
1. Power-R1 or R2
2. Timer Switch-TS
3. Timer LED- TL.
4.9 Spring Wound Timers
Wiring: Use 2-conductor wire and connect to the 10-wire terminal block.
1. Hi + R1 or R2.
2. Jumper R1 or R2 + SB (if timer is the only remote control used)
For continuous low speed operation:
1. Jumper R1 or R2 + SB.
2. Jumper Lo + R1 or R2.
4.10 Remote On/Off Switching
Basic RNC type control can be achieved using a standard, DEDICATED light switch:
(See illustration Section 10.7)
Wiring: Use 2-conductor wire and connect to the 10-wire terminal block.
1. Hi + R1 or R2.
2. Jumper R1 or R2 + SB.
Add low speed: Jumper Lo + R1 or R2
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