Service manual

vi
T -318
LIST OF ILLUSTRATIONS
FIGURE NUMBER Page
Figure 2-1 Refrigeration Unit -- Front Section 2--1.....................................................
Figure 2-2 Evaporator Section -- Units With Center Access Panel 2--2...................................
Figure 2-3 Compressor Section 2-- 3................................................................
Figure 2-4 Condenser Section 2-- 4..................................................................
Figure 2-5 Water-Cooled Condenser Section 2--5.....................................................
Figure 2-6 Control Box Section 2-- 6.................................................................
Figure 2-7 Refrigeration Circuit Schematic 2--11.......................................................
Figure 3-1 Temperature Control System 3--1.........................................................
Figure 3-2 Keypad 3-- 2............................................................................
Figure 3-3 Display Module 3-- 2.....................................................................
Figure 3-4 Micro-Link 3 Controller 3-- 3..............................................................
Figure 3-5 Standard Configuration Report 3--10.......................................................
Figure 3-6 Data Reader 3-- 11.......................................................................
Figure 4-1 Autotransformer 4-- 1....................................................................
Figure 4-2 Make Up Air Flow Chart 4-- 2.............................................................
Figure 4-3 Controller Operation -- Perishable Mode 4--6...............................................
Figure 4-4 Controller Operation -- Frozen Mode 4--6...................................................
Figure 4-5 Perishable Mode Cooling 4-- 7............................................................
Figure 4-6 Perishable Mode Heating 4-- 7............................................................
Figure 4-7 Frozen Mode 4--8.......................................................................
Figure 4-8 Defrost 4-- 8............................................................................
Figure 6-1 Service Valve 6-- 1......................................................................
Figure 6-2 Manifold Gauge Set 6--1.................................................................
Figure 6-3 R-134a Manifold Gauge/Hose Set 6--2.....................................................
Figure 6-4 Refrigeration System Service Connections 6--2.............................................
Figure 6-5 Compressor Service Connections 6--4.....................................................
Figure 6-6 Compressor 6--5........................................................................
Figure 6-7 Exploded View of Valve Plate 6--6.........................................................
Figure 6-8 Bottom Plate Removed 6-- 6..............................................................
Figure 6-9 Oil Pump and Bearing Head 6--7..........................................................
Figure 6-10 Low Profile Oil Pump 6-- 7...............................................................
Figure 6-11 Motor End Cover 6--7..................................................................
Figure 6-12 Equalizing Tube and Lock Screw Assembly 6--8...........................................
Figure 6-13 Crankshaft Assembly 6--8..............................................................
Figure 6-14 Suction Valve & Positioning Springs 6--8..................................................
Figure6-15PistonRing 6-- 8.......................................................................
Figure 6-16 High Pressure Switch Testing 6--10.......................................................
Figure 6-17 Water-Cooled Condenser Cleaning -- Forced Circulation 6--11................................
Figure 6-18 Water Cooled Condenser Cleaning - Gravity Circulation 6--12.................................
Figure 6-19 Thermostatic Expansion Valve Bulb 6--13
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Figure 6-20 Thermostatic Expansion Valve 6--13.......................................................
Figure 6-21 Hermetic Thermostatic Expansion Valve Brazing Procedure 6--13.............................
Figure 6-22 Hermetic Thermostatic Expansion Valve Bulb Location 6--14.................................
Figure 6-23 Evaporator Fan Assembly 6--15..........................................................
Figure 6-24 Suction Modulation Valve (SMV) 6--16.....................................................