Specifications

Revision Revised Serial Number Comments
Date Pages Effectivity
2/25/99 All U-1352 First issue of manual and
replacement parts lists
10/25/99 7, 9, 10, ALL Increased size of supply
92, 93 line, line strainer, and PRV
from 1/2" to 3/4" I.D.
10/25/99 75, 99 ALL Corrected Thermistor
Resistance Chart
5/1/00 133 U-1991 Changed Models UH-200 &
UH-200B fill hose, valve to 3/4"
revised fill piping & bracket
5/1/01 142, 143 ALL Changed P/N 112621 to
900827 prior to S/N U1938, and
113292 after S/N U1938. Changed
P/N’s 112622 & 112623 to
900828 prior to S/N U1938 and
113293 after S/N U1938.
REVISION RECORD
REVISION RECORD
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