A SERVICE OF

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Rev. 3 reflects the following:
Changes to: Fig. 3 on page 6, Fig. 10 on page 11, Pool Heater instructions and Fig. 17 on page 17, Fig. 19 on page 21,
Table M on page 25, Mode 1 and Mode 4 instructions on page 33, Fig. 35 and Fig. 36 on page 33, Modes 6-8 instructions
on page 34, Tables P-R on pages 34-35, “Auto Limit - Auto Reset” instructions on page 39, wiring diagrams on pages 42-43.
Additions: PVC Venting Option on pages 30-31, which includes new Figs. 30-33, new Fig. 39 on page 34.
Deletions: Vent Table on page 28 (identical to Table M on page 25)