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− How difficult it is for the mechanic to reach the engine or generator set even after the interfering applica-
tion hardware has been removed.
While the most frequent use of SRT information is the Onan Warranty System, it is Onan’s intent that the
SRT be applicable to repairs conducted for any customer.
As SRT’s are developed, it is assumed:
− That all the required tools, equipment, and supplies are available in sufficient quantity and in operating
condition.
− That required Onan Service Manuals are available to the mechanic are being used.
− That the correct parts are available when the mechanic needs them.
How Standard Repair Times are Developed
SRT’s are developed from time studies conducted in the field and Onan Technical Service Personnel. Tech-
nical Service Representatives create a comprehensive list of all the work elements or tasks required to per-
form specific repairs. Field studies are analyzed to find these same work elements or tasks and determine
the time required for each. The time for work elements or tasks that are not included in the field time studies
is determined by conducting free engine or generator set studies or by estimation using similar elements
from existing time studies. A time is determined for each element of the procedure. The time for all elements
is then totaled to establish the total productive repair time.
Productive Repair Time
Productive Repair Time is described as the actual time involved doing productive work, such as: removing,
disassembling, cleaning, inspecting, machining, installing and adjusting parts or components. In addition,
the following operations are considered to be productive work for inclusion in a SRT:
− Clock on and off the job or repair order, including shift changes.
− Move vehicle, engine or generator set to and from the work area.
− Move tool box to the work area.
− Obtain tools from tool box, wipe and put away after use.
− Refer to service manuals.
− Obtain, unpack and clean replacement parts as necessary.
− Package and mark parts removed as necessary for warranty or local consumer laws.
− Operate engine or generator set to check for proper operation.
− Clean work area at completion of shift or repair.
− Properly dispose of used engine fluids such as oil and coolant.
− Write summary of work performed at completion of repair or work shift.
− Help from another mechanic (time for one man to complete the task times two).
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