Flowserve QLQ Vertical Worthington - Manual (Page 44)

QLQ, QLQC USER INSTRUCTIONS ENGLISH 87900027 – 06/14
Page 44 of 61
6.1.8 Maintenance of the stuffing box
6.1.8.1 General
Maintenance of the stuffing box will consist of greasing
the box when required, tightening the packing gland
occasionally as the leakage becomes excessive, and
installing new packing rings or sets as required.
6.1.8.2 Greasing the stuffing box
Under ordinary operation, once-a-month greasing of
the stuffing box will be adequate. A high quality
industrial grade # 2 grease is recommended; see the
table below for typical brands and types.
Manufacturer Grease types
Exxon Unirex N2
BP Energrease LS2
Mobil Mobilux 2
Shell Alvania No.2
Texaco Multitak 20
Esso Beacon 2
6.2 Spare parts
6.2.1 Ordering of spares
Flowserve keep records of all pumps that have been
supplied. When ordering spares the following
information should be quoted:
1) Pump
serial number
2) Pump size
3) Part name – (a)
4) Part number – (a)
5) Number of parts required
(a) taken from the cross section drawing stored into
the job user instruction book and only in case not
available see at section 8.
The pump size and serial number are shown on the
pump nameplate.
To ensure continued satisfactory operation,
replacement parts to the original design specification
should be obtained from Flowserve.
Any change to the original design specification
(modification or use of a non-genuine part) will
invalidate the pump’s safety certification.
6.2.2 Storage of spares
Spares should be stored in a clean dry area away
from vibration. Inspection and re-treatment of
metallic surfaces (if necessary) with preservative is
recommended at 6 monthly intervals.
6.3 Recommended spares and
consumables
A list of spares and consumables are generally
included along with this User Instructions and other
documents that you have received along with the
pump and is made specifically to your order. In the
event that the list is not found, please contact
Flowserve with pump type and order no.
6.4 Tools required
Standard tools needed to maintain this pump are
follows.
 Open ended spanners / wrenches (standard size
range)
 Socket spanners / wrenches (standard size
range)
 Allen
keys/wrenches
 Standard range of screw drivers
 Soft
mallet
For drive collet pumps:
 Collet
driver
 Sand collar (if not provided on the unit)
 Tie
down bolt
Other tools may be required depending on
the accessories/ special parts used per contract.
Flowserve in general is not obligated to ship the tools
with any pump shipped.
6.5 Fastener torque
Torque values shown are for standard
fasteners lubricated with high stress lubricant such as
graphite-oil, moly-disulphite, white lead, etc.