GILES GBF-D-VH Series Installation and operating instructions

Gi es Enterprises, Inc.
An ISO9001 Registered Company •Committed to Quality
2750 Gunter Park Drive West • Montgomery, AL 36109 SA
Fax: [phone] • www.gfse.com • E-mail: [e-mail]
Phone To Free: 800.554.4537 (USA & Canada On y)
Form No. 65686-S (Released: 8/11/11; Rev. A)
GBF-35D-VH
GBF-50D-VH
Operations & Service Manual
Ventless Operation Supplement GBF-D-VH

2
Model: GBF-35D-VH, GBF-50D-VH
1. Installation
1. Depending on local code, room size and other appliances in use, exhaust ventilation may be
required for the space in which this unit is to be located. This often can be accomplished by
installation of an exhaust fan. To determine the requirement for a specific installation, provide an
HVAC contactor or specialist the following information:
a. The recirculating hood exhausts between 510 to 680 cfm.
b. The average temperature of the air being exhausted from the hood is approximately 90°F (32°C),
after four (4) hours of continuous cooking operations.
2. This appliance is to be installed, used and maintained in accordance with the Standard for
Ventilation Control, and Fire Protection of Commercial Cooking Operations, NFPA 96-1994.
The above steps will help ensure safe and proper installation. If there are questions concerning these
procedures, contact the nearest Giles Representative or other qualified service agency.
This section provides a summary of the procedures necessary for proper installation of your Giles equipment,
odel GBF-50D-VH, GBF-35D-VH. To prevent possible personal injury or damage to equipment, please ensure
the following steps are taken.
1.1 Location
Note:
• Consider that, when operating, the decibel level of the hood unit is approximately 65 dB’s.
Installation

3
The fire suppression system used in the Giles Ventless Hood Fryer is an Ansul R-102 Restaurant Fire
Suppression System (Standard UL 197 Listed). The system consist of piping, discharge nozzles
(appliance & plenum), conduit for fusible link cabling, release mechanism and empty chemical
suppressant tank. Final installation, charging and testing of the system must be performed by an
authorized Ansul distributor in accordance with the system’s listing ... cost of this work is the sole
responsiblity of the purchaser.
The fire suppression system is UL listed to automatically provide fire protection for cooking appliances,
such as fryers, 24 hours per day.
1.3 Ventless Hoo Fire Suppression System
1.4 Fusible Link & Gas Cartri ge Locations
Fusible Link 135°F
Supplied & Installed by Ansul
Fusible Link, 286°F
Factory Installed
LT-20 R Cartridge
Supplied & Installed by
Ansul
1.2 Ventless Hoo Clearances
The GBF Ventless Hood Fryer series is equipped with a directional exhaust air discharge diverter which
directs air horizontally to the sides and rear. For that reason, zero (0”) clearance is required from the top
of the exhaust diverter to the ceiling.
A clearance of 3” to 6” (76 to 152 cm) is recommended to allow for floor irregularities and to provide
ample head space for moving or repositioning the appliance.
Model: GBF-35-VH, GBF-50D-VH Installation
Fusible Link, 165°F
Supplied & Installed by Ansul

4
Model: GBF-35D-VH, GBF35D-VH
Installation
1.5 Fire Extinguisher Nozzle & Tank Locations
Plenum Nozzle
Giles P/N 46426
Plenum Nozzle
Giles P/N 46426
Appliance Nozzles (2)
Giles P/N 46426
Appliance Nozzle
Giles P/N 46426 Tank, 1-1/2 Gallon
Giles P/N 40811
Shipped with Unit,
Filled & installed by
Ansul
All of the discharge nozzles have been factory installed and aligned in the proper operating position. DO
NOT MOVE OR ADJUST.

5
Model: GBF-35D-VH, GBF-50D-VH Installation
1.6 Fire Alarm Connection
Fire Alarm System
Control Box
Fire Alarm Junction Box
This connection ties the Fire Suppression System’s release mechanism into a facility fire alarm system,
allowing a signal to be sent to the alarm should the Hood Fire Extinguisher System be activated.
Fire Alarm Connection:
1. Remove Cover from Fire Alarm Junction Box atop Hood. Route appropriate size conduit and wire
from the Box to the facility’s alarm system control box. Allow enough conduit slack so the Hood can
be accessed for cleaning and servicing.
2. ake appropriate connections and reinstall junction box cover.

6
Ventless Hood Operation
2. Ventless Hood
2.1 Hood Operation
2.2 Filters
2.2.1 Ventless Hood Filter Table
This section applies to the Ventless Hood (VH) models only. It describes the operation and maintenance of
the Ventless Hood and the Filters contained in the hood.
This section describes how to start the Ventless Hood. ake use all the Filters are in place before
operating the unit.
This section describes each Filter in the Ventless Hood.
1. Place the Power Switch in the ON position,
(if ILS, press and hold the Push and Hold to
Start* button for 5 seconds) the Power Light
and EAC ON indicator light will come
on.
If equipped with UV option, the Sight Window
will illuminate.
This will turn the unit on and the ventless hood
fan will begin running.
4**
32
1
4**
*Not Shown
** UV Only
Filter When to clean or
replace How to remove How to clean How to install
Baffle Filter Clean Daily Section7-2.02 Section 7-02.05 Section 7-02.03
EAC Filter Clean Daily Section 7-02.06 Section 7-02.09 Section 7-02.07
Charcoal Filter
Replace every 30
days,
P/N 30248
Section 7-02.10 Never clean, only
replace Section 7-02.11
Ultra Violet Lamp
Clean every 30
days
Replace annually
Section 7-02.15 Section 7-02.14 Section 7-02.16
32
1
Model: GBF-35D-VH, GBF-50D-VH

7
Ventless Hood Operation
Model: GBF-35D-VH, GBF-50D-VH
2.2.2 Baffle Filter Removal
BAFFLEFILTER
BAFFLEFILTER
BAFFLEFILTER
BAFFLE FILTER
1
2
3
4

8
Model: GBF-35D-VH, GBF-50D-VH
Ventless Hood Operation
2.2.3 Baffle Filter Installation
BAFFLEFILTER
BAFFLEFILTER
BAFFLEFILTER
BAFFLE FILTER
4
3
2
1
Switch arm
must be
actuated by
the Baffle
Filter as
shown

9
Model: GBF-35D-VH, GBF-50D-VH Ventless Hood Operation
If the Baffle Filter is missing or not positioned
correctly the Filter issing Light will come on.
See Section 2.2.3, Baffle Filter Installation.
1
2.2.5 Baffle Filter Cleaning
EAC
EAC
2.2.6 EAC Filter Removal
2.2.4 Baffle Filter Missing
The Baffle Filter should be cleaned daily. Place the Baffle Filter in a sink and clean with a mild degreaser.
Dry thoroughly, then reinstall in the unit. Never place wet filter into unit!
1

10
Ventless Hood Operation
EAC
EAC
2.2.7 EAC Filter Installation
Filter must align
with this pin
EAC Air Flow
Arrow must point
upward
2.2.8 EAC Filter Status
1
1
2
3
ON The EAC Filter is in place, powered
and operating normally.
WASH The EAC Filter has become
excessively dirty and must be
cleaned. If this light is on for more
than 2 minutes, an intermittent alarm
will sound and Fryer heating elements
will be shutdown until the condition is
remedied.
CHECK The EAC Filter has stopped operating,
it is either not getting a proper
electrical supply or it has been
damaged. If this light is on for more
than 2 minutes an intermittent alarm
will sound and Fryer heating elements
will be shutdown until the condition is
remedied.
The three indicator lights on the Control Panel display the status of the EAC Filter.
23
Model: GBF-35D-VH, GBF-50D-VH

11
Model: GBF-35D-VH, GBF-50D-VH Ventless Hood Operation
CHARCOAL
2.2.10 Charcoal Filter Removal
CHARCOAL
2.2.9 EAC Filter Cleaning
1. Add approx. 1/2 gal of a mild degreaser, such as Simple Green or
Clean Magic, to the included Soak Tank . Fill with cold water,
to the full line marked by X’s on inside of tank back, and mix.
2. Holding the contact plate of the EAC , slowly lower the
filter into the Soak Tank solution.
3. After allowing the EAC to soak at least 30 minutes, grasp the
contact plate and jog the cell up and down approximately 1”
to 2” to help remove the grease residue.
4. Slowly remove the EAC from the tank and rinse clean in a sink
using hot water spray.
5. Allow the EAC to thoroughly dry.
1
23
4
To ensure proper operation, the EAC Filter must be cleaned daily.
Be careful not to bend the collection fins or break the ionizer wires on the EAC cell as this will
prevent the filter from working properly and will cause power to the fryer heating elements to be
shutdown.
1
2
34

12
Model: GBF-35D-VH, GBF-50D-VH
Ventless Hood Operation
CHARCOAL
CHARCOAL
2.2.11 Charcoal Filter Installation
Switch must be actuated
by the filter
If the Charcoal Filter is missing or not positioned
correctly and the unit is on, the Filter issing Light
will turn on. See Section 2.2.11, Charcoal
Filter Installation.
1
7.2.13 Charcoal Filter Replacement
2.-2.12 Charcoal Filter Missing
Never attempt to clean the Charcoal Filter. Doing so could cause damage to the unit.
Replace the Charcoal Filter every 30 days to maintain proper operation.
Use Replacement Part No. 30248.
1

13
Model: GBF-35D-VH, GBF-50D-VH Ventless Hood Operation
2.2.14 Ultra Violet amp Cleaning (if equipped)
Clean UV amp at least every 30 days ...
1. Place Fryer power switch in OFF position.
2. Remove Filter Access Cover
3. Remove thumb screws and Lamp Guard. There is no need to remove the lamp.
4. Lightly spray a mild, non-caustic, biodegradable degreaser (such as Simple Green) onto the UV lamp
and use a dry, lint-free cloth to clean bulb. Avoid touching bulb with bare hands.
5. Re-install Lamp Guard and Filter Access Cover.
•DO NOT touch or handle UV amp with bare hands. Doing so will greatly reduce the life of bulb.
CAUTION
2.2.15 Ultra Violet amp Removal (if equipped)
1. Place Fryer power switch in the OFF position.
2. Remove Filter Access Cover .
3. Disconnect UV Lamp wiring harness from power
supply wiring harness .
4. Remove thumb screws and UV Lamp Guard .
5. Remove Lamp from Holding Brackets .
5
4
3
2
1
23
4
5
1

14
Model: GBF-35D-VH, GBF-50D-VH
Ventless Hood Operation
2.2.16 Ultra Violet amp Installation
1. Install new UV lamp in holding brackets
.
2. Install Lamp Guard and tighten thumb
screws .
3. Connect UV Lamp wiring harness to
power supply wiring harness .
4. Install all filters and Access Cover .
5. Place Fryer power switch in the ON
position.
4
3
2
1
2.2.17 Hood Filter Alarm Chart
Alarm Sound What will happen Filter
Affected Cause Solution Reference
Continuous tone
Alarm will sound and power
to the Fryer heating
elements will shut off.
(If I S Model, power to the
Fryer and the Hood section
will shut off)
Charcoal Filter dirty Replace Filter
Sections
2.2.10 &
2.2.11
Continuous tone
Alarm will sound and power
to the Fryer heating
elements will shut off.
(If I S Model, power to the
Fryer and Hood section will
shut off)
Baffle Filter dirty Clean Filter
Sections
2.2.2 &
7.2.3
Intermittent tone
Alarm will sound for
two (2) minutes, then
power to the Fryer heating
elements will shut off. (If
I S Model, power to the
Fryer and Hood section will
shut off)
E.A.C. Filter dirty Clean Filter
Sections
2.2.6,
2.2.7,
2.2.8 &
2.2.9
1
2
4
3

15
Model: GBF-35D-VH, GBF-50D-VH Ventless Hood Operation
2.3 Maintenance
The Giles Ventless Hood System is equipped with various interlocks that prevent use of the fryer in the
event that conditions for safe and effective operation are not present. Testing of the interlock system
should be conducted MONTH Y to ensure that it remains working properly. Check-off Service Log for
tests performed. If a problem is found call a Giles Service Agent or Technical Support at 800.554.4537.
1. Baffle Filter Check: Power Switch in the OFF position ... remove the grease baffle filter. Place
Power Switch in the ON position ... place the Selector Switch in the COOK position. The heat light
should not come on. Return power switch and selector switch to OFF and reinstall the grease
baffle filter in the hood.
2. EAC Filter Check: Remove the EAC cell. Place Power Switch in the ON position ... place the
Selector Switch in the OFF (centered) position. After approx. two (2) minutes and when alarm tone
silences, place Selector Switch to the COOK position. The heat light should not come on. Return
power switch and selector switch to OFF and reinstall the EAC cell.
3. Charcoal Filter Check: Remove the Charcoal Filter. Place Power Switch in the ON position ...
place the Selector Switch in the COOK position. The heat light should not come on. Return power
switch and selector switch to OFF.Reinstall the charcoal filter.
4. Filter Clogged Check: Perform this test ON Y when oil is in the fry pot.Place the Power
Switch in the ON position and the Selector Switch in the COOK position. Place a piece of material,
such as cardboard, which is large enough to block the Baffle Filter over it. Within a few seconds an
alarm tone should sound and the heat light will turn off. Return all switches to their OFF positions
and discard the test blockage material.
2.3.1 Monthly Interlock Check
2.3.2 Quarterly Hood Cleaning
Remove power from the unit at the wall breaker. Remove all Filters from the hood. Used a mild
degreaser to clean the entire hood plenum and blower sections. Be certain to clean the fan blades if
there is evidence of grease build-up. The hood should section should be cleaned at least every 3 months
to help maintain performance, effectiveness and safety..
This Section describes Ventless Hood (VH) System periodic maintenance procedures that will help
maintain its efficiency over time.
AMaintenance and Service og is provided in this manual, see Table 2.3.6.

16
Model: GBF-35D-VH, GBF-50D-VH
Ventless Hood Operation
Place fire extinguishing system locking bar on fire system when servicing hood.
1. Remove charging cartridge, inspect gasket for cuts and elasticity, coat gasket with high-temperature
grease ... reinstall cartridge.
2. Verify suppressant chemical is at proper level in tank ... clean o-ring and coat with high-temperature
grease and reinstall.
3. Check and clean all discharge nozzles of any grease buildup ... verify nozzle protective covers are in
good condition.
4. Test the remote manual pull station for activation and wear.
5. Install test link and conduct simulated automatic actuation test.
6. Clean and inspect fusible links.
7. Inspect fusible link cabling for wear at pulleys and detectors ... replace if necessary.
8. Record date of inspection and service ... maintain in a permanent file.
2.3.3 Semi-Annual Fire Suppression System
2.3.4 Annual Fire Suppression System
This is the same inspection and service as the semi-annual check, except that all fusible links must be
replaced with new links.
2.3.5 12 Year Fire Suppression System
Same as annual service except for the following:
1. Replace R-102 fire suppressant chemical.
2. Hydrostatically test the storage tank and discharge cartridge (replace with new parts that carry current
certifications).
3. Perform flow test on the system regulator.
Service of the fire suppression system is to be conducted by certified fire protection equipment specialists.
At a minimum, field inspection of the Fire Suppression System must be performed semi-annually by a
qualified fire protection equipment service agent. This semi-annual inspection and service shall consist of the
following.

17
Model: GBF-35D-VH, GBF-50D-VH Ventless Hood Operation
2.3.6 Maintenance & Service og
8
8
88
8
8
* Inspection performed by a qualified fire equipment company.
Check Initial/Date
1234 ABC 1/2/03
1234
12345
1234
1234
1 2 3 4 5 6*
1234
1234
12345
1234
1234
1 2 3 4 5 6* 7*
1234
1234
12345
1234
1234
1 2 3 4 5 6*
1234
1234
12345
1234
1234
1 2 3 4 5 6* 7*
1234
1234
12345
1234
1234
1 2 3 4 5 6*
1234
12345
12345
12345
12345
1 2 3 4 5 6* 7*
1 2 3 4
1 2 3 4
1 2 3 4 5
1 2 3 4
1 2 3 4
1 2 3 4 5 6*
1 2 3 4
1 2 3 4
1 2 3 4 5
1 2 3 4
1 2 3 4
1 2 3 4 5 6* 7*
1 2 3 4
1 2 3 4
1 2 3 4 5
1 2 3 4
1 2 3 4
1 2 3 4 5 6*
1 2 3 4
1 2 3 4
1 2 3 4 5
1 2 3 4
1 2 3 4
1 2 3 4 5 6* 7*
1 2 3 4
1 2 3 4
1 2 3 4 5
1 2 3 4
1 2 3 4
1 2 3 4 5 6*
1 2 3 4
1 2 3 4
1 2 3 4 5
1 2 3 4
1 2 3 4
1 2 3 4 5 6* 7*
Check Initial/Date
1
4
7
Baffle Filter Check
Filter Clogged
Fire Suppression System replace Fusible Links
2
5
EAC Filter Check
Quarterly Cleaning
3
6
Charcoal Filter Check
Fire Suppression System
8 Replace UV Lamp
(UV Option Only)

18
Model: GBF-35D-VH, GBF-50D-VH
Parts List
3.1 Front V ntl ss Hood
*4
*6
** UV Only
**9
* Not shown
*1
2
3
8
7
*5

19
Parts List Model: GBF-35D-VH, GBF-50D-VH
3.1 Front V ntl ss Hood
* Not shown
It m Part Numb r Qty. D scription
*190254 1 FILTER ACCESS ANEL, ASSY
**1 90262 1 FILTER ACCESS ANEL, ASSY, UV HOOD
230248 1 CHARCOAL FILTER ASSY, 20” x 12-3/8” x 2”
320520 1 EAC FILTER, 20”
442300 1 BAFFLE FILTER, 20” X 20” X 2”
*523200 1 SWITCH, SNA ACTION, ROLLER TY E
*621125 1 EAC CONTACT BOARD
730206 1 GREASE DRI CU
834750 1 DRI CU SAFETY IN
**990226 1 UV LAM ASSY, 16”, RE LACEMENT ONLY
** UV Only

20
Model: GBF-35D-VH, GBF-50D-VH Parts List
*3
* Not shown
** Not shown, ILS only
3.2 R ar V ntl ss Hood
4
1
*2
6
7
9
10
11
14
13
12
**15
5
8
***17
*** UV Only
*18
**16