Kohler KDI 2504TM Workshop Manual page 178

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N/C: Normally Closed, referred to switches (oil-pressure switch).
N/O: Normally Opened, referred to switches (Coolant temperature sensor)
O
Oil Cooler:
P
Par.:
Paraffin.:
Pipe cleaner:
Poly-V:
Power
operation:
PTO:
R
Ref.:
Rpm:
S
Serial number (engine identification name plate) indicating the engine identification series/chassis
s/n:
number.
Spec.: Specification, (engine identification name plate) indicating the engine version.
STD: (Standard), base configuration of a component, or a group of components.
T
EN 178
Small radiator used to cool the oil.
Paragraph.
Fatty and solid substance that may form inside the diesel.
An instrument having a metal cylindrical body with bristles that jut outwards. It is similar to
a brush and is used to clean areas that are not easily accessible manually (e.g. oil ducts
inside an engine).
Poly-V, the name associated with a service belt, which derives from the profile of its
section that is constructed with joined Vs.
Operation of the engine at high speeds.
Power Take Off - a point provided to take advantage of alternative operation transmission.
Reference.
Rounds per minute.
GLOSSARY