Vogt P18FXT - Page 6

10TA Service Manual
TABLE OF CONTENTS
ii
Page No.
4. HOW YOUR TUBE-ICE MACHINE WORKS
Principle of Operation .................................................................................................................................................... 4-1
Freeze Period ................................................................................................................................................................. 4-2
Harvest Period ............................................................................................................................................................... 4-2
Piping Nomenclature ..................................................................................................................................................... 4-2
Water Cooled Piping Schematic, FIGURE 4-1 .............................................................................................................. 4-3
Air-Cooled Piping Schematic, FIGURE 4-2 .................................................................................................................. 4-4
5. START-UP AND OPERATION
Refrigeration System Review ........................................................................................................................................ 5-1
Refrigerant Charge......................................................................................................................................................... 5-1
Start-up Procedure ......................................................................................................................................................... 5-3
Control Panel Switch Layout, FIGURE 5-1 .................................................................................................................. 5-3
Shut-down Procedure ..................................................................................................................................................... 5-4
Operating Tips ............................................................................................................................................................... 5-4
Adding Refrigerant ........................................................................................................................................................ 5-5
6. ELECTRICAL CONTROLS & THEIR FUNCTIONS
Control Panel (Cover On), FIGURE 6-1 ....................................................................................................................... 6-1
Control Panel (Cover Removed), FIGURE 6-2 ............................................................................................................. 6-2
Control Panel (Cover Removed), and Optional Power Monitor, FIGURE 6-2A ........................................................... 6-3
Control Panel Components (CE & Australian Approved), FIGURE 6-2B .................................................................... 6-4
Control Panel Components and Part Numbers, TABLE 6-1 .......................................................................................... 6-5
Control Panel Part Descriptions, TABLE 6-2 ................................................................................................................ 6-6
Electrical Schematic All Voltages, 50-60 Hz. Across Line Start, FIGURE 6-3 ............................................................ 6-7
3-Phase Power - Electrical Schematic All Voltages, 50-60 Hz, FIGURE 6-3A ............................................................ 6-8
Compressor Schematic Detail All Voltages, 50-60 Hz., FIGURE 6-4 .......................................................................... 6-9
7. MAINTENANCE
Ice-Making Section ........................................................................................................................................................ 7-1
Cleaning Procedure ........................................................................................................................................................ 7-1
Sanitizing Procedure ..................................................................................................................................................... 7-2
Water Distributors ......................................................................................................................................................... 7-3
Number of Water Distributors Per Tube Size, TABLE 7-1 ........................................................................................... 7-3
Average Hole Size In Tube-Ice

, TABLE 7-2 ............................................................................................................... 7-3
Water Tank .................................................................................................................................................................... 7-3
Freezer Cover ................................................................................................................................................................ 7-3
Water Cooled Condensers ............................................................................................................................................. 7-4
Checking Operation ...................................................................................................................................................... 7-4
Draining ..................................................................................................................................................................... 7-4
Chemical Cleaning......................................................................................................................................................... 7-5
Mechanical Cleaning .................................................................................................................................................... 7-5
Lubrication .................................................................................................................................................................... 7-6
Lubrication, Compressor ............................................................................................................................................... 7-6
Compressor Recommended Lubricants, TABLE 7-3 .................................................................................................... 7-6