AERCO SmartPlate - Manual (Page 67)

SmartPlate Installation, Operation & Maintenance Manual
CHAPTER 8 – CORRECTIVE MAINTENANCE
OMM-0069_0E AERCO International, Inc.  100 Oritani Dr.  Blauvelt, NY 10913 Page 67 of 138
SP-100 Phone: 800-526-0288 PRI: 11/26/2013
2. If the Heat exchanger is hot (over 100°F), allow it to cool sufficiently before proceeding.
3. Remove the protective splash guard cover from the Double-Wall Heat Exchanger.
4. Inspect the sliding surfaces of the upper and lower support bars (Figure 8-7) and wipe
clean.
Figure 8-7. Double-Wall Heat Exchanger
5. Brush the threads of the tightening bolts clean using a steel wire brush.
6. Lubricate the threads of the tightening bolts with a thin layer of grease, such as
molybdenum disulphide or equivalent.
7. Remove the protective splash guard to provide access to the plate pack assembly (Figure
8-8).
8. Mark the plate pack assembly with a diagonal line as shown in Figure 8-8 or number the
plates in sequence.
IMPORTANT
Measurement of tightening dimensions is critical to reassembly.
Carefully measure and record before loosening the tightening
bolts.
9. Measure and record the lateral dimension "A" between the frame plate and pressure plate
as shown in Figure 8-8.