TP0003B
BM BULKMETER
Chap 6
Page 2 FAULT FINDING
TABLE 1 - FAULT FINDING (continued)
FAUL T POSSIBLE CAUSE(S) REMEDY
EXTERNAL LEAKS AT:
Manifold/Pipeline Flanges Loose flange nuts Check tighten nuts.
Defective gasket(s) Renew gaskets, check condition of
flange faces.
Meter Body/Manifold Seal Loose nuts Check tighten nuts.
Defective seal Renew seal, check seal seating.
Front Cover/Meter Body Loose nuts Check tighten nuts.
Defective seal(s) Refer to Chapter 5, renew cover
seal(s).
Front Cover/Calibrating mechanism Faulty spindle seal Refer to Chapter 5, renew spindle
seal.
Drive spindle not concentric Use a clock gauge and check
concentricity is within 0.076 mm
(0.003 in.) total clock reading,
Rear Cover/Meter Body Loose nuts Check tighten nuts.
Defective seal(s)
Return meter to Liquid
Controls. DO NOT ATTEMPT
REAR COVER REMOVAL
Rear cover spindle seal (additive
adaption only)
Faulty spindle seal Refer to Chapter 5.
Spindle not concentric
General Leakage Seal(s) incompatible with product Verify seal compatibility.
Failure to adjust calibration within
limits
Internal wear of Calibration
Mechanism and/or Meter
Refer to Chapter 5, dismantle
clean, inspect and renew defective
components of calibrating
mechanism/meter. Reassemble
and test.
Register reading erratic or failing to
read
Calibration mechanism drive or
gear train faulty
Refer to Chapter 5 and dismantle,
clean and inspect, renew
components as necessary.
Reassemble and test.
Lack of, or poor, lubrication Check lubrication.
Faulty register Renew register .
Measurement problems Meter not calibrated for the product
being measured
Calibrate with Master Meter
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