Hood Maintenance; Monthly Hood Interlock Testing - GILES GBF-50-VH Operation & Service Manual

GBF−50−VH Electric Fryer
6.07

Hood Maintenance

The following section describes the periodic maintenance requirements for the ventless hood system of the GBF­50­
VH fryer. These activities are vital in maintaining continuing hood efficiency.
Code officials in some jurisdictions may require that permanent record of inspection and maintenance activities be
kept and available for inspection. A sample template for a Maintenance & Service Log is shown in Section 6.07.6.
6.07.1

Monthly Hood Interlock Testing

The hood system features various interlocks which help to ensure that the appliance operates safely and effectively.
Inspection and testing of these interlocks should be performed MONTHLY as described below. Record completion of
these inspections in a permanent log (see Section 6.07.6). If results described below are not observed or other
problems are detected, contact a Giles authorized kitchen equipment service company to have the appliance evaluated
and repaired, or call Giles Technical Services @ 800.554.4537 for further assistance.
During the following processes, be aware that each time you are instructed to turn fryer power OFF and back ON, the
appliance will go through the power­up sequence ... refer to Section 4.01.10, Power Up Procedure.
:
1. Baffle Filter Place POWER & HEAT switches in the [OFF] position, remove access cover and the baffle filter
(Section 6.02) ... replace cover. Turn ON power ... leave the HEAT switch in [OFF]. After power­up, a
constant tone alarm should sound, and the upper controller display screen should read "ERROR ALARM ‐
BAFFLE FILTER MISSING". Place HEAT switch in [HEAT] position & check the amber HEAT light on control
panel ... it should NOT turn ON. Return HEAT switch to [OFF] & turn power OFF ... reinstall the baffle filter.
2. E.A.C. Filter: Remove the EAC Cell (Section 6.02) and replace access cover. Turn ON power ... leave HEAT
switch in [OFF]. After power­up, the ON & WASH status LED's will turn ON. Wait approximately two (2)
minutes, a constant tone alarm should sound, and the upper controller display screen should read "ERROR
ALARM ‐ CLEAN THE EAC". Place HEAT switch in [HEAT] position & check the amber HEAT light on control
panel ... it should NOT turn ON. Return HEAT switch to [OFF] & turn power OFF ... reinstall the EAC cell.
3. Charcoal Filter Check: Remove the Charcoal Filter (Section 7.02) and replace access cover. Turn ON power
... leave HEAT switch in [OFF]. After power­up, a constant tone alarm should sound, and the upper controller
display screen should read "ERROR ALARM ‐ CHARCOAL FILTER MISSING". Place HEAT switch in [HEAT]
position & check the amber HEAT light on control panel ... it should NOT turn ON. Return HEAT switch to
[OFF] & turn power OFF ... reinstall the charcoal filter.
4. Filter Clogged Test: Turn ON power ... leave HEAT switch in [OFF]. After power­up and the hood fan starts,
position a piece of filter paper, or other suitable material, cut to size so as the cover and seal off the entire
area of the baffle filter. After several seconds, a constant tone alarm should sound and the upper controller
display screen should read "ERROR ALARM ‐ CLOGGED FILTER". Place HEAT switch in [HEAT] position &
check the amber HEAT light on control panel ... it should NOT turn ON. Return all switches to [OFF] position
and remove the blockage material.
5. Access Cover: Turn ON power. Wait for controller to power­up and hood blower to start running. Unlatch
and lift front of access cover away from hood. The appliance should shutdown completely.
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Ventless Hood