Toshiba 1550 Service Handbook page 47

Inspection every 60,000 copies
(1) Preparation
1) Ask the key operator about the present machine conditions and note them down.
2) Before starting the maintenance work, make and retain a few sample copies for later compari-
son.
3) Turn off the power switch and disconnect the power cord plug.
(2) The period inspection should be conducted in accordance with the PERIODIC INSPECTION CHECK
LIST shown below. Perform the inspection by referring to the figures, as well as to the explanations
in the Service Manual when necessary.
(3) After the inspection has been completed, plug in the machine and turn the power switch on, and
confirm the general operation of the machine by making a few copies and comparing them to those
made previously.
Inspection and over-haul every 180,000 copies
(1) Replace all the cosumables.
(2) Check to see if there is any damage to parts of the drive section (gear, pulley, timing belt, etc.).
Replace parts on principle if damaged.
(3) Check to see if there is any damage or peeling of adhered parts (tape, Mylar, etc.). Replace any
affected parts.
(4) Check to see if all the switches and sensors operate properly. Replace them if they are not operat-
ing properly.
(5) Clean the inside of the machine thoroughly.
2.1 Periodic Inspection Check List
Cleaning
(A) Cleaning with alcohol
(D) Cleaning with a
slightly damp cloth
(P) Cleaning with Pit
Clean (RC60)
Cleaning with soft
pad, cloth, or cleaner
(vacuum cleaner)
Oct. 1995 © TOSHIBA CORP.
2. PERIODICAL MAINTENANCE
Symbols used in the Periodic Inspection Check List
Lubrication
(V) Vacuoline
(H) Heavy-medium oil
(L) Laune 40
Application
(SI) Silicone oil
(M) Molytherm
(W) White grease (Molycoat)
Replacement
(20) Every 20,000 copies
(40) Every 40,000 copies
(60) Every 60,000 copies
Same thereafter
( ) Replace in event of
deformation or
other damage
2 - 1 1550
Date
Customer's
Name
Machine
No.
Inspector
Remarks
PERIODICAL MAINTENANCE