5-6
Troubleshooting
CT Hoods and DD Ventilation
Figure 5-1 Downdraft Cam Switch Operation
Front Cam
Rotation Motor
Front Cam
Rotation Motor
Front Cam
Rotation Motor
Front Cam
Rotation Motor
Front Cam
Rotation Motor
Front Cam
Rotation Motor
Back Cam
Blower Motor
Back Cam
Blower Motor
Back Cam
Blower Motor
Back Cam
Blower Motor
Back Cam
Blower Motor
Back Cam
Blower Motor
PERISCOPE
POSITION
FULLY DOWN
FULLY UP
MOVING UP
ALMOST UP
MOVING DOWN
ALMOST DOWN
FRONT
SWITCH
CONTROL
RESPONSE
BACK
SWITCH
CONTROL
RESPONSE
Control is waiting
for <UP/DOWN>
button to be pushed
No Rotation
Control is waiting
for <UP/DOWN>
button to be pushed
Blower is off
<UP/DOWN> was
hit and control keep
Rotation on until this
switch is activated
<UP/DOWN> was
hit but blower stays
off.
This switch keeps
Rotation Motor on
unitl Periscope is
fully up.
This switch will turn
on Blower Motor
when Periscope
reaches the top.
Control is waiting
for <UP/DOWN>
No Rotation
<UP/DOWN> was
hit and control keep
Rotation on until this
switch is activated
This switch keeps
Rotation Motor on
unitl Periscope is
fully down.
Control is waiting
for <UP/DOWN>
button to be pushed
Blower stays on.
<UP/DOWN> was
hit and this switch
gets depressed
shutting of Blower.
This switch keeps
Blower Motor off
unitl Periscope is
fully up again.
NO contact
Yellow & Black Wires
NC contact
Orange & Black Wires
NO contact
Yellow & Black Wires
NO contact
Yellow & Black Wires
NO contact
Yellow & Black Wires
NO contact
Yellow & Black Wires
NO contact
Yellow & Black Wires
NO contact
Yellow & Black Wires
NC contact
Orange & Black Wires
NC contact
Orange & Black Wires
NC contact
Orange & Black Wires
NC contact
Orange & Black Wires
NC contact
Orange & Black Wires
Front Cam
Rotation Motor
Ca
Back C m
er M
Blowe Motor
FULLY DOWN
Control is waiting
for <UP/DOWN>
button to be pushed
No Rotation
Control is waiting
for <UP/DOWN>
button to be pushed
Blower is off
NO contact
NO contact
Yellow & Black Wires
Yellow & Black Wires
NC contact
Orange & Black Wires
Front Cam
Rotation Motor
ck Cam
Bac
weer Motor
Blow
ALMOST UP
This switch keeps
Rotation Motor on
unitl Periscope is
fully up.
This switch will turn
on Blower Motor
when Periscope
reaches the top.
NO contact
Yellow & Black Wires
NC contact
Orange & Black Wires
Front Cam
Rotation Motor
Cam
Back C m
er M
Blowe Motor
MOVING UP
<UP/DOWN> was
hit and control keep
Rotation on until this
switch is activated
<UP/DOWN> was
hit but blower stays
off.
NC contact
Orange & Black Wires
NO contact
Yellow & Black Wires
Front Cam
Rotation Motor
k Cam
Bac
weer Motor
Blow
FULLY UP
Control is waiting
for <UP/DOWN>
No Rotation
Control is waiting
for <UP/DOWN>
button to be pushed
Blower stays on.
NO contact
Yellow & Black Wires
NC contact
Orange & Black Wires
Front Cam
Rotation Motor
k CCam
Back
weer Motor
Blow
MOVING DOWN
<UP/DOWN> was
hit and control keep
Rotation on until this
switch is activated
<UP/DOWN> was
hit and this switch
gets depressed
shutting of Blower.
NO contact
Yellow & Black Wires
NC contact
Orange & Black Wires
Front Cam
Rotation Motor
Ca
Back Cam
r M
Blower Motor
ALMOST DOWN
This switch keeps
Rotation Motor on
unitl Periscope is
fully down.
This switch keeps
Blower Motor off
unitl Periscope is
fully up again.
NO contact
Yellow & Black Wires
NC contact
Orange & Black Wires
D
OWNDRAFT
C
AM
S
WITCH
F
UNCTIONALITY
Summary of Contents for CT
Page 2: ......
Page 3: ...1 1 General Information CT Hoods and DD Ventilation SECTION 1 GENERAL INFORMATION ...
Page 8: ...1 6 General Information CT Hoods and DD Ventilation NOTES ...
Page 9: ...2 1 Installation Information CT Hoods and DD Ventilation SECTION 2 INSTALLATION INFORMATION ...
Page 35: ...Controls Operation CT Hoods and DD Ventilation 3 1 SECTION 3 CONTROLS OPERATION ...
Page 39: ...Access Removal CT Hoods and DD Ventilation 4 1 SECTION 4 COMPONENT ACCESS REMOVAL ...
Page 54: ...Access Removal CT Hoods and DD Ventilation 4 16 NOTES ...
Page 55: ...5 1 Troubleshooting CT Hoods and DD Ventilation SECTION 5 TROUBLESHOOTING ...
Page 62: ...5 8 Troubleshooting CT Hoods and DD Ventilation NOTES ...
Page 63: ...6 1 Technical Data CT Hoods and DD Ventilation SECTION 6 TECHNICAL DATA ...
Page 66: ...6 4 Technical Data CT Hoods and DD Ventilation NOTES ...
Page 67: ...Wiring Schematics CT Hoods and DD Ventilation 7 1 SECTION 7 WIRING DIAGRAMS SCHEMATICS ...
Page 68: ...Wiring Schematics CT Hoods and DD Ventilation 7 2 MODEL CTWH30 WIRING DIAGRAM ...
Page 69: ...Wiring Schematics CT Hoods and DD Ventilation 7 3 MODEL CTWH36 WIRING DIAGRAM ...
Page 70: ...Wiring Schematics CT Hoods and DD Ventilation 7 4 MODEL IH4227 WIRING DIAGRAM ...
Page 72: ...Wiring Schematics CT Hoods and DD Ventilation 7 6 MODEL DD30 DD36 SCHEMATIC ...
Page 76: ...Wiring Schematics CT Hoods and DD Ventilation 7 10 MODEL DD30 DD36 CONTROL SCHEMATIC ...
Page 77: ...Wiring Schematics CT Hoods and DD Ventilation 7 11 MODEL DD POWER SUPPLY WIRING ...
Page 80: ...Wiring Schematics CT Hoods and DD Ventilation 7 14 BLOWER SCHEMATIC 600 900EXT ...
Page 81: ...Wiring Schematics CT Hoods and DD Ventilation 7 15 BLOWER SCHEMATIC 1200EXT ...
Page 82: ...Wiring Schematics CT Hoods and DD Ventilation 7 16 BLOWER SCHEMATIC 1500EXT ...
Page 83: ...8 1 Parts Exploded CT Hoods and DD Ventilation SECTION 8 PARTS LISTS EXPLODED VIEWS ...
Page 98: ...8 16 Parts Exploded CT Hoods and DD Ventilation NOTES ...