
31
REPLACEMENT PARTS
BOOSTER ASSEMBLY
(Includes Models HT, UT, UT-LC)
Fig. 8
Part
Description
Qty
Item No.
No.
1
0503679
Clamp, Hose ...............................................................................
2
2
0509214
Hose, 1/2" I.D. (42") ..................................................................
3 ft.
3
0502653
Elbow, 3/8 MPT x 1/2" Hose x 90° Brass ..................................
2
4
0508840
Bushing, Reducing 3/4 NPT x 3/8 NPT Brass ...........................
2
5
0501419
Bolt, 1/4-20 x 1/2" Lg. Hex Head ..............................................
2
6
0501501
Washer, Lock 1/4" Split..............................................................
5
7
108954
Nut, Grip 6-32 w/Nylon lnsert ...................................................
2
8
110562
Thermostat, High Limit..............................................................
1
9
0508779
Tank, Booster (Prior to S/N 5713)..............................................
1
9
0509042
Tank, Booster (Beginning with S/N 5713 and above)................
1
10
0509214
Hose 1/2" I.D. (28") ...................................................................
A/R
11
0508709
Pipe Plug, 1/8 NPT Brass ...........................................................
1
12
109985
O-Ring........................................................................................
1
13
111233
Heater Element, 9KW (70° Rise) 208/230V-60Hz-1Ph.............
1
14
111235
Heater Element, 6KW (40° Rise) 208/230V-60Hz-lPh..............
1
15
0501539
Nut, Plain 1/4-20 ........................................................................
6
16
107908
Cover, Heater Element ...............................................................
1
17
0308638
Body, Junction box .....................................................................
1
18
0501533
Nut, Plain 10-32 Brass ...............................................................
2
19
0501472
Washer, Flat #10 Brass ...............................................................
2
20
0501493
Washer, Lock #10 Ext. Tooth Brass ...........................................
1
21
0501403
Screw, 10-32 x 3/4" Lg. Round Head Brass...............................
1
22
107964
Bushing, Snap.............................................................................
1
23
0501412
Screw, 10-32 x 3/8" Lg. Truss Head...........................................
4
24
0504538
Screw, 10-32 x 3/8" Lg. Truss Head Steel..................................
2
25
0504951
Terminal Block ...........................................................................
1
26
0308627
Cover, Junction Box ...................................................................
1
-
110997
Wire, Jumper, Heater Element (Not Shown)..............................
1
-
0307356
Insulation, Heater Terminal (Not Shown) ..................................
1