Groen GSSP-BL-10G, Service Manual

Page: 57 / 65

57 SM-GSSP BOILERLESS STEAMER
DIAGNOSTICS
Diagnostics includes: Board Communication (Active (green font) / Lost (red font)),
Circulation Fan (ON/OFF), Fill Valve (ON/OFF Xxx mA), Drain Valve (On/ Off Xxx
mA), Condensate Valve (ON/OFF Xxx mA), Cooling Fan (ON/OFF Xxx mA), Water
Level Low (Open/Closed), Water Level High (Open/Closed), Water Level Overflow
(Open/Closed) (only with 3rd sensor), Door Switch (Open/ Closed), High Limit
Thermostat (state only, (Open/Closed), Ready tstat (state only, (Open/Closed),
Hold tstat (state only, (Open/Closed), Condensate tstat (state only, (Open/Closed),
Board Temp (XXX°C or XXX°F), Control Voltage (XXXV), Contactor (ON/OFF Xxx
mA). Items which are status only and cannot be activated should show the text
in black instead of blue including the mA values for items that can be toggled.
Screen update is real time. mA will be rounded to nearest 10 mA and below
32mA will show 0. Diagnostics cannot be activated in Delime, Data retrieval
or software update modes. In Service Mode (from Startup screen),selecting
Diagnostics will allow for manual operation of components. After exiting menu,
unit displays popup with Restart acknowledgment. If accepted, unit will restart
properly regardless of what was changed in Diagnostics mode. If not in Service
Mode, selecting Diagnostics will trigger a pop up stating that the unit will go
through a shutdown cycle first and ask for confirmation. If user cancels, screen
goes back to Service Menu. If users accepts, unit shows shutdown screen and
proceeds through Fill/ drain shutdown sequence. After shutdown, Diagnostics
screen is displayed. Upon exiting Service Menu via back button, unit displays
popup with Restart acknowledgment. Manual mode requires all safeties to
be active to prevent overheating, overfilling, etc. Consider only activating for
short period. Circulation Fan (ON/OFF), Fill Valve (On=30 secs, Off=Default),
Drain Valve (Open=Default, Closed=30 secs.), Condensate Valve (On=30 secs,
Off=Default), Cooling Fan (ON/OFF), Water Level Low (Open/Closed), Water Level
High (Open/ Closed), Water Level Overflow (Open/Closed) (only with 3rd sensor),
Door Switch (Open/Closed). Screen dimming is disabled.
12:00pm
Startup Date
Unit Status
Diagnostics
Error Log
V 1.1
Firmware
Update
Data Retrieval
Documents
RTD Calibration
Parameters
Service
Shutdown Needed
Shutdown Needed
Okay
Cancel
Unit needs to shutdown
prior to entering Manual
Diagnostics mode.
Restart
12:00pm
Startup Date
Unit Status
Diagnostics
Error Log
V 1.1
Firmware
Update
Data Retrieval
Documents
RTD Calibration
Parameters
Service
Restart Unit?
Restart
Cancel
Unit needs to restart
prior to resuming normal
operation.
SHUTDOWN NEEDED
Pop up occurs after selecting Diagnostics but prior to entering Diagnostic Mode.
Okay - Unit shuts down and displays Diagnostics menu.
Cancel - Unit returns to Service Menu.
12:00pm
Error Log
Probe Error - Low
02/04/2020 12:30pm
Low probe changed state
while hi probe on, Fatal
(B)=Before Error (A)=At Error
Fill Valve
Drain Valve
Condensate
Valve
Water Level
Low
Board Temp
Control
Voltage
Contactor
Circulation
Fan
Door Switch
Ready Tstat
Hold Tstat
Condensate
Tstat
High Limit
Thermostat
Board
Communication
Cooling Fan
Water Level
High
Water Level
Overflow
Active (B)
Active (A)
On (B)
On (A)
xxx mA (B)
xxx mA (A)
xxx mA (B)
xxx mA (A)
xxx mA (B)
xxx mA (A)
xxx mA (B)
xxx mA (A)
Open (B)
Open (A)
Open (B)
Open (A)
xxx°F (B)
xxx°F (A)
xxx mA (B)
xxx mA (A)
xxx V (B)
xxx V (A)
Open (B)
Open (A)
Open (B)
Open (A)
Open (B)
Open (A)
Open (B)
Open (A)
Closed (B)
Closed (A)
Open (B)
Open (A)
Error Log
12:00pm
Probe Error - High
02/04/2020 12:30pm
Hot refill to hi probe
time exceeded, Fatal
Probe Error - Low
02/04/2020 12:30pm
Low probe changed state
while hi probe on, Fatal
Probe Error - High
02/04/2020 12:30pm
Hi probe changed state
while lo probe off, Fatal
Probe Error - High
02/04/2020 12:30pm
Cold Fill to hi probe
time excedded, Fatal
Control Temperature
02/04/2020 12:30pm
Controller temperature
exceeded, Fatal
Error Log
Error Details
Error Log
ERROR LOG
Errors are shown in order of newest received. Codes are shown along with date,
time, and description text. Selecting arrow will move to Error Details screen.
Error details will show values 5 seconds before the error (B) and immediately
after the error (A). Time format should match the user setting.
Documents
Error Descriptions
Parts List
12:00pm
Documents
Error Description
12:00pm
Error Desc.
01 - Probe Failure (Fatal)
Probes are out of proper sequence
(Low is off, high is off; High is on,
Low is on)
02 - Overflow Probe Error (Fatal)
During Delime, Overflow probe is
not sensed after xx minutes of
filling
03 - Control Communication Error
IO board to Controller board com-
munication failed