#838/44 Operation and Care Manual
•
5.
TROUBLE
POSSIBLE CAUSE
REMEDY
Unit does not operate.
Insufficient power supply.
Check power source.
Defective power cord or plug.
Check and replace if necessary.
No display in electronic control.
Faulty power supply board.
Check line voltage for 24V across
pins 7 and 8 on the power supply board
and across terminals J9 and J10 on the
electronic control.
Faulty electronic control.
Replace control.
Cannot control temperature but
Faulty relay
Replace relay.
sensor and electronic control
checks O.K.
Heating element grounded.
Replace element.
Temperature readout incorrect.
Dirty or faulty sensor.
Check sensor at 32°F (0°C).
Faulty control.
If Ohm reading is 100, replace display.
If Ohm reading is not 100, replace sensor.
includes:
Cable Heating Element
108 feet
Ring Connector
4
Insulation Corner
1 foot
Shoulder Bushing
4
Cup Bushing
4
Stud
4
Hex Nut
8
Insulating Sleeve
4
Electrical Tape
1 roll
C A B L E H E A T I N G S E R V I C E
K I T No.
(one kit per compartment)
T R O U B L E S H O O T I N G C H E C K L I S T • E L E C T R O N I C C O N T R O L
R e p a i r s s h o u l d b e m a d e b y a u t h o r i z e d s e r v i c e a g e n t s o n l y .
Remember to
disconnect
the unit from
power source
before
cleaning or
servicing.
OPTIONS & ACCESSORIES
Electronic Control . . . . . . (Factory Installation only)
Electronic Control
➥
with multiple timers . . . . (Factory Installation only)
Bumper, full perimeter . . . . . . . . . . . . . . . . . . .
Casters, 3" (76mm) . . . . . . . . . . . .
Casters, 5" (127mm) . . . . . . . . . . . . . . . . . . . . .
HACCP with
Kitchen Management . . . . . . . . . . . .
CONTACT FACTORY
Legs, 6" (152mm) . . . . . . . . . . . . . .
Shelves — Stainless Steel Wire
➥
Reach-in
. . . . . . . . . . . . . .
➥
Pass-through . . . . . . . . . . . . .
Wire Pan Grid
➥
18" x 26" Sheet Pan Insert . . . . . . .
Window Door . . . . . . . . . . . . . . .
➥
(Factory Installation only)
Left hand door swing
➥
(Factory Installation only)
Summary of Contents for 1000-UP/HD
Page 11: ... 838 44 Operation and Care Manual 10 ...
Page 12: ... 838 44 Operation and Care Manual 11 ...
Page 13: ... 838 44 Operation and Care Manual 12 ...
Page 14: ... 838 44 Operation and Care Manual 13 ...
Page 15: ... 838 44 Operation and Care Manual 14 ...