Section 6
Recirculation System
20428730
11-2005/Rev 01
6-2
6.2
Operation
Cooling water is introduced through the 1/2-inch NPT connection on the rear bulkhead of the
machine where the water modulating valve regulates the cooling flow to the heat exchanger. The
valve is factory set, but may require adjustment to maintain the operating oil temperature at
110-115
°
F (43-46
°
C). Oil temperature can be visually monitored from a dual scale
level/temperature sight gauge on the side of the hydraulic oil reservoir.
Figure 6-2: Recirculation System Components
The recirculation pump pulls oil from the reservoir and sends it to the heat exchanger. The oil-to-
water heat exchanger controls heat build-up in the hydraulic oil. The plate style design allows
cooling water and oil to flow side by side through alternating plates.
The cooled oil then passes through the filter element and returns to the reservoir. The cooling
water either is discharged to the 1/2-inch NPT drain on the rear bulkhead or is routed to a
customer supplied water chiller.
The hydraulic oil filter assembly consists of the filter head, a filter element, a differential pressure
indicator, bypass relief valve and the oil fill port. The filter element should be changed when the
indicator enters the red zone at normal operating temperature.
RECIRCULATION PUMP
CASE DRAIN
WATER MODULATING
VALVE
OIL FILL PORT
PRESSURE
INDICATOR
FILTER HEAD
HYDRAULIC OIL
RESERVOIR
HEAT EXCHANGER
FILTER ELEMENT
TEMPERATURE/LOW
LEVEL
SWITCH
AIR BREATHER
LEVEL/TEMPERATURE
SIGHT GAUGE
8
008
125
0
Summary of Contents for STREAMLINE SL-V SRP 100
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Page 174: ...Section 12 Parts List 20428786 2 2008 Rev 05 12 5 Figure 12 1 SL V SRP 100 Intensifier Unit ...
Page 176: ...Section 12 Parts List 20428786 2 2008 Rev 05 12 7 Figure 12 2 Intensifier Assembly ...
Page 184: ...Section 12 Parts List 20428786 2 2008 Rev 05 12 15 Figure 12 7 High Pressure Piping ...
Page 188: ...Section 12 Parts List 20428786 2 2008 Rev 05 12 19 Figure 12 9 Hydraulic Power Package ...
Page 190: ...Section 12 Parts List 20428786 2 2008 Rev 05 12 21 Figure 12 10 Motor Pump Assembly ...
Page 192: ...Section 12 Parts List 20428786 2 2008 Rev 05 12 23 Figure 12 11 Hydraulic Manifold Assembly ...
Page 194: ...Section 12 Parts List 20428786 2 2008 Rev 05 12 25 Figure 12 12 Hydraulic Hose Connections ...
Page 196: ...Section 12 Parts List 20428786 2 2008 Rev 05 12 27 Figure 12 13 Reservoir Assembly ...
Page 199: ...Section 12 Parts List 20428786 2 2008 Rev 05 12 30 Figure 12 14 Bulkhead Pipe Assembly ...
Page 201: ...Section 12 Parts List 20428786 2 2008 Rev 05 12 32 Figure 12 15 Cover Assembly ...
Page 205: ...Section 12 Parts List 20428786 2 2008 Rev 05 12 36 Figure 12 17 Electrical Assembly 230 50 60 ...
Page 223: ...Section 12 Parts List 20428786 2 2008 Rev 05 12 54 Figure 12 25 High Pressure Transducer ...
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