Computer Control - Newer Controls - Vulcan-Hart GR Series Service Manual

GR Series Gas Fryers with NCC Controls (formerly Tridelta / Built after 3/05) - SERVICE PROCEDURES AND
Program Item
1
Oil Temp LED lamps cycle on/off with heat.
2
"PILOT ON" indicates gas valve is on and computer is receiving input status signal from
valve. "PILOT OF" (as displayed) indicates gas valve is off and computer is not receiving
input status signal from valve. Gas ignition trial sequence starts. If pilot does not light
within ignition trial time, "PILOT OF" is displayed and ignition module locks out. Service
programming can still continue, but upon exit, "PILOT OF" is displayed. Cycle power to
reset.
3
If the cooking temperature is below set point by this number, a cooking cycle cannot be
started.
NOTES:
4
The number of seconds to hold a product key to cancel a cooking cycle.
5
If zero basket lifts are selected, the idle setback option under GRC SERIES
PROGRAMMING in the Installation & Operation manual is not available.
6
Exit Service Programming Mode. Cycle power switch to lock selection into memory.
7
Default melt cycle on/off times shown for solid shortening for an electric fryer's energy
source (default shortening type and energy source).
8
Default value shown in bold.
Display, LED, and Keypad Test
1. Press and hold the 5 key while turning on power
to initiate test. Release the 5 key during display
of software revision level and all LED lamps and
display segments should light.
2. For each number key (1-9, 0) pressed, the
corresponding value is displayed in each
character position on the left and right displays.
(i.e., 5 key shows 55555555 55555555.)
NOTE: Beeper chirps for as long as the key is held.
3. For each function key pressed, the following
values are displayed in each character position
on the left and right displays:
L (left): E
R (right): R
TEMPERA T
TURE:
PROGRA V
M (V):
TOGGLE: L
BOIL: B (Single floor model fryers)
FILTER: D (Kleenscreen fryers)
LEFT <
TIME:
ADJUSTMENTS
Key Sequence
Page 31 of 56
LED Status
ON OFF
RIGHT >
TIME:
4. Turn off power to exit test.
COMPUTER CONTROL - NEWER
CONTROLS
Operation
For operating instructions and programming, refer to
OPERATOR MANUAL and computer controls
programing start guide.
Fig. 50
Service Programming
The computer controls service settings mode is used
to select the settings that affect fryer operation and to
perform fryer diagnostic tests.
Enter Service Setting Mode
8
Display
Left Right
F35660 Rev. A (0717)