Lochinvar SNA285-125, SNA500-125, SNR200-100, SNR150-100, SNA400-125 service manual SWH-I-SRev D 3/09

Revision Notes: Revision A (ECO #C02299) initial release.

Revision B (ECO #C02870) reflects the addition of a mixing valve to the piping diagrams (FIG.’s 6-2 and 6-3, pgs. 32 - 34).

Revision C (ECO #C02738) reflects edits made to the Gas Valve Adjustment Procedure for Model SNA400-125 on page 69.

Revision D (ECO #C03223) reflects edits made to the high altitude section on page 7.

SWH-I-S Rev D

3/09