Rear Enclosure Replacement
Service Manual 12-33
37. Follow the procedure Rejoining the Front and Rear Enclosures on page 9-5.
38. Attach the saved serial number label to the rear enclosure as follows:
a. Position the label as shown in Figure 12-30.
b. Press from one edge to the opposite edge to adhere, taking care to eliminate
air from under the label.
Figure12-30.Serial Number Label
39. Place the cover for the USB port in position on the back of the unit and install the
screw. Tighten the screw to 1.1 to 1.5 N-m (9.7 to 13.3 lb-in).
40. Perform the following tests:
a. Power-On Test on page 7-3.
b. Temperature Accuracy Test on page 7-8.
c. Flow Test on page 7-10.
d. Thermostat Test on page 7-11.
e. Electrical Safety Tests on page 7-14.