1 About this manual
IMPORTANT
Read carefully before use.
Keep the manual for future consultation.
1.1 Validity
These operating instructions are for customers of Pfeiffer Vacuum. They describe the function of the
designated product and provide the most important information for a safe usage of the product. The de-
scriptions comply with applicable directives. All information provided in these operating instructions refer
to the current development status of the product. The documentation remains valid as long as the cus-
tomer does not modify the product in any way.
1.1.1 Related documents
Uno 35/65 | Duo 35/65
Operating instructions
Declaration of conformity
A component of these instructions
Current documents are available from the
Pfeiffer Vacuum Download Center
.
1.1.2 Variants
These instructions apply to Uno/DuoLine series vacuum pumps:
Pump type
Pump version
Uno 35/65
Duo 35/65
Pump in standard version
Duo 35/65 C
C version pump – changes relative to the standard version:
● Operating fluid F5
● Vane material changed
● Hose connection and dosage spindle on gas ballast valve
● Oiler for shaft feedthrough
● Leakage rate ≤ 1 × 10
-7
Pa m
3
/s
Uno 35/65 M
Duo 35/65 M
M version pump – changes relative to the standard version:
● Magnetic coupling
● Leakage rate ≤ 1 × 10
-7
Pa m
3
/s
Duo 35/65 MC
MC version pump – changes relative to the standard version:
● Operating fluid F5
● Vane material changed
● Hose connection and dosage spindle on gas ballast valve
● Magnetic coupling
● Leakage rate ≤ 1 × 10
-7
Pa m
3
/s
1.2 Target group
This operating instructions are aimed at all persons performing the following activities on the product:
● transport,
● setup (installation),
● usage and operation,
● decommissioning,
● maintenance and cleaning,
● storage or disposal.
About this manual
5/66
