Main
SERVICE MANUAL FRYMASTER MH52 AND BIH52 SERIES GAS FRYERS
*8195423*
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WARRANTY STATEMENT
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CHAPTER 1: INTRODUCTION
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CHAPTER 2: INSTALLATION INSTRUCTIONS
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Required airflow for the combustion air supply is 2m3/h per kW.
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CHAPTER 3: SERVICE PROCEDURES, TROUBLESHOOTING AND WIRING DIAGRAMS
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3-4
CURRENT FLOW THROUGH INTERFACE BOARDS 806-3398 AND 106-0386 (H52 APPLICATION)
J3
LEFT VAT FULL OR RIGHT VAT
J2
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Honeywell
3-7
CE Standard Burner Manifold Gas Pressures for Fryers Manufactured Through April 1999
Non-CE Standard Burner Manifold Gas Pressures
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Disassembling A Frypot
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3-18
(Full Vat Illustrated)
Spacers
Re-assembling A Frypot
3-19
(Full Vat Illustrated)
here
Apply cement
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3.8.1 Troubleshooting the 24VAC Circuit
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FULL OR RIGHT VAT
LEFT VAT
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24 VOLT CIRCUIT With Interface Board 806-3398 or 106-0386 and One 807-3366 (FV) Ignition Module
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3.8.2 Troubleshooting the Gas Valve
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3.8.3 Troubleshooting the Temperature Probe
Note: Disconnect computer before measuring probe resistance.
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3.9 Probe Resistance Chart
Probe Resistance Chart
For use with H52 Series fryers manufactured with Minco Thermistor probes only.
FOHMSC FOHMSC FOHMSC FOHMSC FOHMSC
3-36
Probe Resistance Chart (Continued)
For use with H52 Series fryers manufactured with Minco Thermistor probes only.
FOHMSC FOHMSC FOHMSC FOHMSC FOHMSC
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3.10 Simplified Wiring Diagrams
H52 SERIES FULL-VAT JUNE 1996 - JULY 1999
DRAIN SAFETY SWITCH ONLY ON BIH52 MODELS
AIR SWITCH ONLY ON CE AND SOME EXPORT UNITS
HOOD RELAY
3-38
H52 SERIES FULL-VAT BEFORE JUNE 1996 & AFTER JULY 1999
MODULE
LEFT IGNITION
MODULE
LINE VOLTAGE
H52 SERIES FULL-VAT WITH ONE DUAL-SPARK IGNITION MODULE
SINGLE-SPARK IGNITION
BE EQUIPPED WITH TWO
MODULE. OTHERS MAY
DUAL-SPARK IGNITION
H52 SERIES DUAL-VAT JUNE 1996 - JULY 1999
MODULE
LEFT IGNITION
MODULE
DRAIN SAFETY SWITCH
H52 SERIES DUAL-VAT BEFORE JUNE 1996 & AFTER JULY 1999
MODULE
LEFT IGNITION
MODULE
(TWO DUAL-FUNCTION HEAT/BLOWER RELAYS (K1 & K2) AND TWO IGNITION MODU LES)
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3.11 Principal Wiring Connections
C4
C1
J3
BIH152 Main Wiring Diagram (U.S., CE, and Non-CE Export)
8050926E
T M
3-44
8050502G
BIH52/MH52 Main Wiring Diagram (U.S. and Non-CE Export)
Old Single-Spark Ignition Module
PWR
WHT
2
BIH52/MH52 Main Wiring Diagram (U.S. and Non-CE Export)
New Dual-Spark Ignition Module
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BLACK
C5
BIH52/MH52 Main Wiring Diagram (CE)
Old Single-Spark Ignition Module
BIH52 Filter Box Wiring Diagram (U.S., CE, and Non-CE Export)
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MH152 Transformer Wiring Diagram (U. S. and Non-CE Export)
120V CONFIGURATION SHOWN
2 31
N
8050504C
MH152 Transformer Wiring Diagram (CE)
BIH252/MH252 Transformer Box Wiring Diagram (U.S. and Non-CE Export)
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BIH352/MH352 Transformer Box Wiring Diagram (U.S. and Non-CE Export)
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3-52
8050500E
56
BIH452/MH452 Transformer Box Wiring Diagram (U.S. and Non-CE Export)
120 VOLTS
2 LINECOM 14
1
56
BIH452/MH452 Transformer Box Wiring Diagram (CE)
18C BLUE
FRYER 1
6C BLUE
NOTE: Also used for CE BIH252/MH252 and CE BIH352/MH352 Transformer Boxes.
CHAPTER 4: PARTS LIST
4-2
4.2 Cabinetry Components 4.2 .1 BIH152 and MH152 Cabinet Components
MH152
BIH152
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4.2.2 BIH52 Cabinet Components (Batteries)
Detail of Gusset and Filter Rail Construction Detail of Base
Assembly Construction
NOTE: Items 26 and 27 are not used on CE units.
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4.2.2 BIH152 Cabinet Components (Batteries) cont.
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4.2.3 MH52 Cabinet Components (Batteries) cont.
* Not illustrated. LIST CONTINUED ON NEXT PAGE
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4.2.4 BIH52/MH52 Cap-N-Splash Assemblies, Fluecaps, Standoffs and Related Parts
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4.3 Combustion System, Frypot and Gas System Components 4.3.1 Blowers and Associated Parts
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4.3.2 Ignition Sub-System Components
ITEM PART # COMPONENT
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4.3.3 Frypot Assembly Components 4.3.3.1 Full Vat
Kits.)
Kits and Insulation
Full Vat Frypot
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4.3.3.2 Dual Vat
Kits and Insulation
Dual Vat Frypot
Components (See Page 4-19 for list of Service Frypot
4-18
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4.3.6 Gas Manifolds BIH52/MH52 Multi-Fryer Units
Typical Configuration for Systems using non-CE Gas Valves 826-1122 or 826-1123
Typical Configuration for Systems using CE Gas Valve 810-1715
Full Vat (left) and Dual Vat (right) Manufactured Gas Configurations (MH52 and BIH52)
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4.3.7 Gas Valves, Gas Lines and Fittings
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4.4 Electronics 4.4.1 Computers, Controllers and Associated Components
2 1 1 2
Discontinued M100B Computer. Replaced by M2000 computer.
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4.4.2 Component Boxes
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4.4.4 Transformer Box Components
ssy. PN 806-8338SP
BIH452/MH452
BIH152
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Power Cords
NOTES:
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4.5.1.2 Drain Valve Assemblies and Associated Components
Locknut
separate items.
face-to-face.
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4.5.2 Filtration System Components 4.5.2.1 Filter Base Assemblies
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4.5.2.2 Filter Motor and Pump Plumbing
Prior to September 1999
Standard BIH52 Filter Motor and Pump
September 1999 and Later
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4.5.2.3 Filter Pan Assemblies and Associated Components
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4.5.2.4 Rear Flush Oil Return Components
NOTE: