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AURORA 481 FIRE PUMPS

CLARKE MODEL JX6H-UF30, -UF40, -UF50, -UF60 & UF70 DIESEL ENGINES

Section 913 Page Date June 2007

223

Supersedes Section 913 Page 223 Dated April 2006

STANDARD 125# SUCTION AND DISCHARGE FLANGES

OPTIONAL 125# SUCTION FLANGE, 250# DISCHARGE FLANGE

OPTIONAL 250#SUCTION AND DISCHARGE FLANGES

PUMP SIZE DISCH 6 8 10 10 12 MODEL 481 481 481 481 481 CASE BORE 18B/C 21 18 18D 18A SUCTION 8 10 12 12 14 POWER SERIES 5 6B 6B 7A 7 S 8 (203) 9.5 (241) 13.5 (343) 12.25 (311) 15 (381) W 18 (457) 21.88 (556) 21.88 (556) 24.31 (617) 25.25 (641) X 16 (406) 18 (457) 18 (457) 20 (508) 18 (457) Z 8 (203) 9.5 (241) 13.5 (343) 12.25 (311) 15 (381) CP 32 (813) 38 (965) 38 (965) 42.94 (1091) 43.88 (1115) YY 18 (457) 21 (533) 22 (559) 24 (610) 23 (584) ZZ 1.25 (32) 2 (51) 2 (51) 2 (51) 2 (51) HB 108 (2743) 108 (2743) 108 (2743) 108 (2743) 118 (2997) HD 26 (660) 27 (686) 33 (838) 33 (838) 33 (838) HF 98 (2498) 98 (2489) 98 (2489) 98 (2489) 108 (2743) HF1 49 (1245) 49 (1245) 49 (1245) 49 (1245) 54 (1372) HY 22 (559) 18.13 (461) 18.13 (461) 15.69 (399) 24.75 (629)

NOTES: 1. All dimensions are in inches and may vary ± 3/8" (10 MM) 2. Not for construction purposes unless certified. 3. The driveshaft is not designed to operate at 0* angle. The engine crankshaft is to be parallel offset 0.35 ± 0.18 inch above the pump shaft. The engine crankshaft may be parallel offset from the pump shaft 0.35 inch right or left. Refer to the engine manual for alignment instructions. 4. Suction and discharge flanges are ANSI Standard flat face. 5. Refer to individual engine dimension print for reference point used to determine this dimension. 6. Left hand (CCW) rotation not available.

1286D4 86-512-6762 8938 86-512-6762 8477

Pentair Water

Section 913 Page Date June 2007

224

AURORA 491 & 492 FIRE PUMPS

CLARKE MODEL JX6H-UF30, -UF40, -UF50, -UF60 & UF70 DIESEL ENGINES

Supersedes Section 913 Page 224 Dated April 2006

STANDARD 125# SUCTION AND DISCHARGE FLANGES PUMP SIZE DISCH 6 6 8 8 10 10 MODEL 491 491 491 492 491 492 CASE BORE 18C 19A 18A 24 20 18 SUCTION 10 10 12 12 16 12 S 9.38 (238) 9.38 (238) 12.50 (273) 13.5 (343) 13 (330) 11.5 (292)

OPTIONAL 125# SUCTION FLANGE, 250# DISCHARGE FLANGE

OPTIONAL 250# SUCTION AND DISCHARGEFR FLANGES

W 20.13 (511) 22.63 (575) 20.5 (521) 28.63 (727) 25.56 (649) 22.56 (649)

X 16 (406) 18 (457) 16 (406) 20 (508) 23 (584) 21 (533)

Z 11.75 (298) 12.13 (308) 12.50 (273) 15 (381) 14.25 (362) 11.5 (292)

CP 35.88 (911) 39.25 (997) 36.63 (930) 51.5 (1308) 44.56 (1132) 45.81 (1164)

YY 20 (508) 22 (559) 22 (599) 25 (635) 25 (635) 21 (533)

ZZ 1 (25) 1 (25) 1 (25) 1 (25) 1 (25) 1 (25)

HB 108 (2743) 108 (2743) 108 (2743) 118 (2997) 108 (2743) 118 (2997)

HD 28 (711) 28 (711) 30 (762) 33 (838) 31 (787) 31 (787)

HF 98 (2489) 98 (2489) 98 (2489) 108 (2743) 98 (2489) 108 (2743)

HF1 49 (1245) 49 (1245) 49 (1245) 54 (1372) 49 (1245) 54 (1372)

HY 19.88 (505) 17.38 (441) 19.5 (495) 21.38 (543) 14.44 (367) 24.44 (621)

NOTES: 1. All dimensions are in inches and may vary ± 3/8" (10 MM) 2. Not for construction purposes unless certified. 3. The driveshaft is not designed to operate at 0* angle. The engine crankshaft is to be parallel offset 0.35 ± 0.18 inch above the pump shaft. The engine crankshaft may be parallel offset from the pump shaft 0.35 inch right or left. Refer to the engine manual for alignment instructions. 4. Suction and discharge flanges are ANSI Standard flat face. 5. Refer to individual engine dimension print for reference point used to determine this dimension. 6. Left hand (CCW) rotation not available.

1286D4 86-512-6762 8938 86-512-6762 8477

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