Condensate pumps Mechanical pumps and pumps traps
9
Materials
4
12 13
14
5
11
3 6
Trap and outlet check valve mechanism
8 7
1
9
2
10
No.
Part
Material
6.1.3
APT10
SG iron
EN-GJS-40018-LT (5.3103)/ASTM A395
1
Cover
APT10SS Stainless steel
GX5CrNi19-10 (1.4308)/A351 CF8
2
Cover gasket
Graphite laminate with stainless steel insert
APT10
SG iron
EN-GJS-40018-LT (5.3103)/ASTM A395
3
Body
APT10SS Stainless steel
GX5CrNi19-10 (1.4308)/A351 CF8
4
Cover bolts
Stainless steel
BS EN ISO 3506 Gr. A2-70
9.1 2
5
Pump trap lever
Stainless steel
BS 1449 304 S15
6
Float
Stainless steel
BS 1449 304 S16
7
Pivot shaft
Stainless steel
BS 970 431 S29/ASTM A276 431
8
Washer
Stainless steel
BS 1449 316
9
Trap housing
Stainless steel
BS 970 431 S29/ASTM A276 431
10
Ball
Stainless steel
ASTM A276 440 B
11
Seat (inlet check valve)
Stainless steel
AISI 420
12
Flap (inlet check valve)
Stainless steel
BS 3146 ANC 4B
13
Pump mechanism bracket
Stainless steel
BS 3146 ANC 4B
14
Spring (pump)
Stainless steel
BS 2056 302 S26 Gr.2
Materials continued on the next page
TI-P612-28 CMGT Issue 11
Page 2 of 7
APT10 and APT10SS Automatic Pump Traps
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