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I n s t a l l a t i o n - Te s t i n g l
3-99
Testing the Variable Frequency
Drive (VFD)
1
Press the “Local/Remote” button
to switch the blower VFD on the back of
the EnergySmart Dryer from the default of “Remote” to “Local”.
2
Using the “Start” and “Stop” buttons on the VFD, ‘Jog’ the motor to
check for proper wheel rotation.
The motor should be started in accor-
dance with the manufacturer's recommendations. Arrows on the process
blower indicate the proper direction of rotation and air flow.
3
Press the “Start” button to bring the process blower up to speed.
Watch
for anything unusual such as vibration, overheating of bearings and motor,
etc.
4
Check the blower’s motor amperage against the nameplate amperage
to
ensure that the motor is not overloading. The amperage is shown on the
display screen.
5
Press the “Stop” button,
once the blower has been tested and is operating
properly,
6
Switch the blower VFD from “Local” back to the default of “Remote”.
Stop and
Start Buttons
Local/Remote
Button
Display
Screen
TIP:
The display screen shows
the rotation direction. Rotation
arrow should always be point-
ing foward (clockwise).
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Summary of Contents for HTC 120
Page 10: ...viii l Table of Contents ...
Page 30: ...2 14 l Description ...
Page 35: ...Installation General Installation General l 3 5 3 I n s t a l l a t i o n ...
Page 65: ...Installation Hard Piping Kits Installation Piping Hoses l 3 35 3 I n s t a l l a t i o n ...
Page 80: ...3 50 l Installation Piping Hoses ...
Page 88: ...3 58 l Installation Piping Hoses ...
Page 92: ...3 62 l Installation Conveying Lines ...
Page 93: ...Installation Water Lines 3 I n s t a l l a t i o n Installation Water Lines l 3 63 ...
Page 124: ...3 94 l Installation Gas Piping and Exhaust Flue ...
Page 125: ...Installation Testing 3 I n s t a l l a t i o n Installation Testing l 3 95 ...
Page 250: ...4 108 l Operation ...
Page 286: ...5 36 l Maintenance ...