Vulcan-Hart VC4EC - GENERAL; REMOVAL AND REPLACEMENT OF PARTS

FULL SIZE ELECTRIC CONVECTION OVENS
F25105 (Rev. A, October 2007) Page 2 of 60
TABLE OF CONTENTS
GENERAL ................................................................................ 4
Introduction ............................................................................ 4
Installation ............................................................................ 4
Operation ............................................................................. 4
Cleaning .............................................................................. 4
Lubrication ............................................................................ 4
Tools................................................................................. 4
Specifications .......................................................................... 5
REMOVAL AND REPLACEMENT OF PARTS .................................................... 6
Covers and Panels ...................................................................... 6
Control Panel Components ............................................................... 7
Component Panel Components ............................................................ 8
Temperature Probe (Solid State Control) ..................................................... 8
Heating Elements ....................................................................... 9
Blower and Motor ...................................................................... 10
Door Switch .......................................................................... 11
Door Window ......................................................................... 12
Oven Doors and Bearings (Independent Doors) .............................................. 12
Oven Doors (Simultaneous Doors) ......................................................... 13
Roller Latch Assembly .................................................................. 14
Door Catch Roller Assembly (Independent Doors) ............................................ 14
Mechanical (KX) Thermostat ............................................................. 15
High Limit Thermostat .................................................................. 15
Interior Lights ......................................................................... 16
Cooling Fan .......................................................................... 16
SERVICE PROCEDURES AND ADJUSTMENTS................................................. 17
Solid State Temperature Control Calibration ................................................. 17
Mechanical (KX) Thermostat Calibration .................................................... 18
Solid State Temperature Control Test ...................................................... 19
Temperature Probe Test (Solid State Control) ................................................ 20
Heating Element Test ................................................................... 20
Blower Adjustment ..................................................................... 21
Door Adjustment ....................................................................... 22
Door Strike Adjustment (Independent Doors) ................................................. 22
Door Catch Roller Adjustment (Independent Doors) ........................................... 23
Door Switch Adjustment ................................................................. 24
Door Chain Adjustment (Simultaneous Doors) ................................................ 24
Computer Control ...................................................................... 25
Computer Control Temperature Calibration .................................................. 26