Introduction; Purpose Of Manual; General Information (Related Publications/Model Code) - Eaton Vickers PVE12 Overhaul Manual

Section I – Introduction
A. Purpose Of Manual
This manual describes operational characteristics and
overhaul information for the PVE12, 19(*) and the
PVE21(*)–** variable displacement piston pumps. The
information contained herein pertains to the latest design
series as listed in Table 1.
B. General Information
1. Related Publications - Service parts information
and installation dimensions are not contained in this
manual. The parts and installation drawings listed in
Table 1 are available from authorized distributors or sales
engineers.
1
Pump, Variable Displacement,
1
Inline Piston, E-Series
Flow Rating
2
USgpm @ 1800 rpm
3 Shaft Rotation
(Viewed from shaft end)
R – Right hand (clockwise)
L – Left hand (counterclockwise)
Noise Level Rating
4
Blank – Standard Unit
Q – Industrial Quieter
1800 rpm @ 207 bar (3000 psi)
Mounting Flange
5
B – SAE B 2 bolt
Input Shaft Type
6
1 – SAE B Straight keyed
2 – SAE B Splined
Port Configuration
7
E – End ported, SAE O-ring
M – End ported, metric O-ring
(per ISO 6149)
Shaft Seal
8
S – Standard shaft seal
N – No shaft seal
2 3 4 5 6
Design
9
10
Control Options
(** = Pressure setting in tens of bars)
C** –
C**VP** –
C**VPC** –
C**VPD** –
Table 2. Model Code Breakdown
Model
Series
PVE12
PVE19
PVE21
2. Model Codes - Variations within each basic model
series are covered in the model code. Table 2 shows a
complete breakdown of the model codes covering these
units. Service inquiries should always include the complete
model code number as stamped on the mounting flange.
7 8 9 10
Pressure compensator
Max. setting 207 bar
(3000 psi)
Range 02-21 bar
Pressure & load sensing
Pressure compensating
(see C**)
Load sensing (see CV**)
Pressure and load sensing
Pressure compensating
(see C**)
Load setting 24 bar
(350 psi)
Range 17-31 bar
(251-450 psi)
Pressure & load sensing
Pressure compensating
(see C**)
Load setting 41 bar
(600 psi)
Range 32-45 bar
(451-650 psi)
Same as C** except with
max. adj. stop.
Pressure compensation
with remote control
(see C**)
Electric dual range com-
pensation
Same as CD except with
max. adj. stop
Parts Installation
Drawing Drawing
_____
M-2853-G
M-2841-S 322C
Table 1.
11 12
Control Options (Con't)
10
(** = Pressure setting in tens of bars)
CC** - Same as C** except with
max. adj. stop.
CG**- Pressure compensation with
remote control (see C**)
Electric dual range com-
CD - pensation
Same as CD except with
CCD - max. adj. stop
Control Bleed Down
11
Blank – C, CC, CG, CD, CCD
B – Bleed down orifice (CVP & CVPC)
P – Plug (no orifice) (CVP & CVPC)
12 Control Design
3