HEROSE 0142 Series, Operating Instructions Manual

Page: 32 / 92

Operating instructions
26
Phone +49 4531 509-0
7.3 Fault table
Fault Cause Remedial action

Leak at the stem
Gland nut loose

Retighten the gland nut
Packing gland defective

Replace the packing gland
Fit on the stem damaged

Replace the stem

Leak between bonnet
and body
Bonnet loose

Tighten the screws to the specified
tightening torque
Seal damaged

Replace seal

Leak in the seating
Foreign bodies between
obturator and seating

Remove foreign body / flush the
system
Seating damaged

Replace the body
Seal of obturator damaged

Replace the obturator

Body leaking
Discontinuity/gas cavity open

Replace the body

Globe valve does not
open / close
Gland nut overtightened

Loosen the gland nut
Tightness must still be ensured
Thread seized

Replace bonnet
Actuator not working

Check supply of energy to the
actuator

Check limit switches
7.4 Spare parts
We require the following details for spare part orders:

article no. of the spare part package,

desired delivery quantity,

dispatch and delivery address,

desired method of dispatch.
7.5 Returns / complaints
Use the Service form in case of returns/complaints.
Contact in case of service:
Herose.com › Service › Product service › Complaints
E-mail: service@herose.com
Fax: +49 4531 509
– 9285