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Series 8100/8150/8200/9100 Fire Pump
5
AC6102 Rev 0
5
7.5.3.2 Gap and Angular alignment (X-Y) ……………… 19
7.5.3.3 Parallel Offset Alignment (P) …………...………. 19
7.5.3.4 Insert Grid …………………………………………. 19
7.5.3.5 Pack with grease and assemble covers ………. 19
7.6
Pipe connections …………………………………. 20
7.6.1
Suction and discharge piping general
precautions ………………………………………… 20
7.6.2
Maximum forces and moments allowed on
pump flange …………………………………..…… 21
7.6.2.1 8100 series Horizontal split case maximum
forces and moments allowed ………………….… 21
7.6.2.2 8150 series Horizontal split case maximum
forces and moments allowed ………………….… 21
7.6.2.3 8200 series Horizontal split case maximum
forces and moments allowed ………………….… 21
7.6.2.4 9100 series Horizontal split case maximum
forces and moments allowed …………………… 22
7.6.3
Suction piping ………………………………...…… 23
7.6.4
Discharge piping …….……………………………. 24
7.6.5
Bypass piping ……………………………………… 24
7.6.6
Cooling system ……………………..……..……… 24
7.6.7
Exhaust system ……………………………...…… 24
7.6.8
Pressure gages ……………………..…….……… 25
7.6.9
Stuffing box lubrication …………………..……… 25
7.6.9.1 General guidelines ………………………..……… 25
7.6.9.2 Packing …………………………………..………… 25
7.7
Final Alignment ………………………….………… 25
7.8
Electrical Connection …………………..………… 25
8 Start-up, operation and shutdown
……………...……… 26
8.1
Start-up …………………………………..………… 26
8.1.1
Preparation for start-up ………………..………… 26
8.1.2
Priming …………………………………..………… 26
8.2
Coupling Guard ………………..……….………… 26
8.2.1
Removing the coupling guard ………….…….… 27
8.2.2
Installing the coupling guard ……………………. 27
8.3
Operation ………………………………..………… 28
8.3.1
General procedure ……………………..………… 28
8.3.2
Optional Checklist ……………………..………… 28
8.4
Shutdown ………………………………..………… 28
8.5
Returning to service ……..………….…………… 28
8.6
Freeze protection ……………..…….…………… 28
8.7
Field testing ………………………….…………… 28
9 Maintenance
……........................................................... 29
9.1
General …………………………………………… 29
9.2
Maintenance interval ……………….……………. 29
9.3
Lubrication ……………………………….…….….. 29
9.3.1
Lubricating grease requirements ………….…… 29
9.3.2
Grease lubrication ……………………….…….…. 30
9.3.3
Lubrication procedure ……………………………. 30
9.4
Packed stuffing box …………….………………… 30
9.4.1
Packing specifications …………………………… 30
9.4.2
Packing maintenance ……………………………. 30
9.4.3
Removal of packing ……………………………… 30
9.4.4
Installing packing …………………………………. 30
9.4.5
Packing adjustment ………………………………. 31
10 Service
……………………………………………………… 32
10.1
Tools required …………………………………….. 32
10.2
Dismantling ………………………………………... 32
10.2.1 Rotating Element …………………………………. 32
10.2.2 Bearing housing ………………………………….. 32
10.2.3 Shaft seal - gland packing ………………………. 32
10.2.4 Shaft sleeve ……………………………………….. 33
10.2.5 Impeller and casing wear rings …………………. 33
10.3
Examination of parts ……………………………... 33
10.3.1 Casing and impeller ……………………………… 33
10.3.2 Shaft and sleeve ………………………………….. 33
10.3.3 Gaskets and O-rings ……………………………... 33
10.3.4 Bearings …………………………………………… 33
10.3.5 Bearing isolators and lip seals …………………. 33
10.4
Assembly ………………………………………….. 33
10.4.1 Wear Rings ………………………………….…….. 33
10.4.2 Impeller …………………………………………….. 34
10.4.2.1 Series 8100, 8150 and 9100 …………….……… 34
10.4.2.2 Series 8200 ……………………………………….. 35
10.4.3 Bearings and bearing housings ………………… 35
10.4.3.1 Series 8100 ……………………………………….. 35
10.4.3.2 Series 8150 ……………………………………….. 36
10.4.3.3 Series 8200 ……………………………………….. 36
10.4.3.4 Series 9100 ……………………………………….. 36
10.4.4 Rotating Element …………………………………. 36
10.4.4.1 Series 8100 ……………………………………….. 36
10.4.4.2 Series 8150 ……………………………………….. 36
10.4.4.3 Series 8200 ……………………………………….. 36
10.4.4.4 Series 9100 ……………………………………….. 37
10.4.5 Casing Gaskets …………………………………… 37
10.4.6 Stuffing Box Assembly – Packing ……………… 37
10.5
Tightening torques ……………………………….. 37
10.5.1 Casing Bolts ………………………………………. 37
Содержание AC Fire Pump 8100 Series
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