Watts AERCO SmartPlate SP23 - Double-Wall Heat Exchanger Maintenance

SmartPlate Installation, Operation & Maintenance Manual
CHAPTER 8 – CORRECTIVE MAINTENANCE
OMM-0069_0H • SP-100 • 1/30/2020 Technical Support • (800) 526-0288 • Mon-Fri, 8 am - 5 pm EST Page 63 of 134
SECTION II SMARTPLATE DOUBLE-WALL HEAT EXCHANGER MODELS
8.5 DOUBLE-WALL HEAT EXCHANGER MAINTENANCE
The maintenance procedures for SmartPlate Double-Wall models (Figure 8-5) include
procedures for:
• Cleaning (in-place or by disassembly)
• Opening/closing heat exchanger and removal/replacement of plate
• Replacement of gaskets
• Heat exchanger replacement
The procedures listed above are provided in sections 8.6 through 8.9.
Figure 8-5. SmartPlate Double-Wall (Model SPDW61 Shown)
HEAT EXCHANGER
ISOLATION
BALL VALVES
DRAIN
VALVE
RECIRCULATION PUMP
INTAKE
MIXING BOX
BOILER WATER INLET
ISOLATION
BALL
VALVES
DHW OUTLET
COLD
WATER
INLET
BOILER
WATER
OUTLET
PRESSURE RELIEF VALVE