American Aldes HRV 1500 SFD - Manual (Page 5)

Function & Controls Model(s) HRV 1500 SFD / SFDE
5
Basic Functions
Speed control is obtained by powering 24V to one of the
designated speed taps.
Example:
A jumper between the R terminal and the G terminal will
result in low speed operation.
Setup
Select appropriate operational speed by installing the
jumper wire between one of the designated speed taps. (A
jumper wire is factory installed in the low speed position.)
Note:
It is recommended to use the optional speed control Part
# 28-895 in order to obtain full fan speed control.
Optional Speed Control
Part #28 885
Micro Processor Board
Optional Remote
Dehumidistat
Part #28-882
Boosts unit to
high speed when
humidity is higher
than setpoint
Optional DVC
Control
Part #28-883
Same as above
with On/OFF
switch and high
speed boost
switch
Optional DET
Timer
Part #28-879
Boosts to high
speed for 20, 40,
60 minutes