Wallenstein P300 User manual

Rev Nov-2021
INSTALLATION INSTRUCTIONS
PTO Hydraulic Pump Kit
P 300
Z97802_En

2
P300 PTO Hydraulic Pump Kit
Introduction
CAUTION!
Risk of a hazardous situation if kit is installed
improperly or modi ed in any way. Damage to
the machine could result. Read and follow all
installation and setup instructions.
W091
A Wallenstein PTO hydraulic pump kit is required to provide
power to a Wallenstein firewood processor when a tractor has
limited or no hydraulics. The kit provides a 15 gpm (57 Lpm)
flow and is sufficient to power the firewood processor.
This kit is designed to provide power for the following
Wallenstein firewood processor models:
• WP230 • WP240
• WP235 • WP245
• WP260 • WP270
• WP265 • WP275
Installation is the same for all tractor mounted firewood
processor models, unless otherwise specified.
Keep this manual for future reference and to pass on to new
operators or owners. Call your local Wallenstein dealer or the
distributor if you need assistance, information, or additional
copies of the manuals.
The kit includes the following items:
• One PTO mounted gearbox with hydraulic pump.
• One 7 US gal (27 L) hydraulic tank.
• One hydraulic tank return hose and fitting.
• Installation hardware.
For more information, see Kit Parts on page 5.
The kit comes partially assembled with instructions that
describe the typical assembly and installation. After the initial
assembly, only regular maintenance and minor adjustments are
required.
In addition to the kit, you will need the following items:
• General shop tools, including a funnel and torque wrench.
• 11 oz (325 cc) of 85W-140 gear oil.
• 7 gal (27 L) of Dexron III ATF fluid.
• Thread sealant.
• Clean cloths.
• Another person to assist you.
Tighten hardware to the specified torque, unless otherwise
specified. For the specified torque settings, see Bolt Torque on
page 12.
Tighten hydraulic connections to the specified torque, unless
otherwise specified. For the specified torque settings, see
Hydraulic Fitting Torque on page 13.
WallensteinEquipment.com

3
P300 PTO Hydraulic Pump Kit
Safety
Safety Alert Symbol
This Safety Alert Symbol means:
ATTENTION! BE ALERT!
YOUR SAFETY IS INVOLVED!
The Safety Alert Symbol identifies important safety messages
on the machine and in this instruction. This symbol means
be alert to the possibility of personal injury or death. Follow
instructions provided.
Signal Words
The signal words DANGER, WARNING and CAUTION determine
the seriousness level of the warning messages in this manual.
The appropriate signal word for each message in this manual
has been selected using the following guidelines:
DANGER –
Indicates an imminently hazardous situation that, if not avoided,
will result in death or serious injury. This signal word is to be
limited to the most extreme situations typically for machine
components which, for functional purposes, cannot be guarded.
WARNING –
Indicates a potentially hazardous situation that, if not avoided,
could result in death or serious injury, and includes hazards that
are exposed when guards are removed. It may also be used to
alert against unsafe practices.
CAUTION –
Indicates a potentially hazardous situation that, if not avoided,
may result in minor or moderate injury. It may also be used to
alert against unsafe practices.
IMPORTANT – To avoid confusing equipment protection
with personal safety messages the signal word IMPORTANT
indicates a situation that, if not avoided, could result in damage
to property or the machine.
Provides additional information that is helpful.
Equipment Operation
WARNING!
Avoid the risk of personal injury or machine
damage! Read the rewood processor Operator’s
Manual before using this equipment. Carefully
read all safety messages in the manual and
follow all safety signs on the machine.

4
P300 PTO Hydraulic Pump Kit
Safety Signs
WARNING!
Risk of personal injury. Replace safety signs that
are removed, damaged, or illegible. If a part with
a safety sign on it is replaced, a new safety sign
must be applied.
W100
1. WARNING!
Hydraulic fluid under pressure can
puncture skin and cause serious injury.
In the event of an hydraulic fluid leak, turn
off the machine. Do not check for leaks
with bare hands. Wear proper hand and
eye protection when searching for a high-
pressure hydraulic leak.
2. WARNING!
Component failure can cause serious
injury from impact, cuts, or injection.
The tractor PTO must operate at 540 rpm
and rotate in the direction of the arrow.
Excessive PTO speeds (above 540 rpm)
or incorrect rotation can result in machine
damage and component failure.
Replace Damaged Safety Signs
• Always replace safety signs that are missing or have
become illegible. Replacement safety signs are available
from your authorized distributor, dealer parts department,
or Wallenstein Equipment.
• Keep the safety signs clean and legible at all times.
• Parts replaced that had a safety sign (decal) on them must
also have the safety sign replaced.
Requirements
• The installation area must be clean and dry.
• The application surface must be clean and free of grease
or oil.
• The ambient temperature must be above 50 °F (10 °C).
• A squeegee, plastic bank card, or similar tool is required to
smooth out the decal.
Procedure
Determine the exact position for the decal before
removing the backing paper. If possible, align the
decal with an edge on the machine.
1. Peel the decal off the backing paper.
2. Position the decal above the location where it is being
applied to the machine.
3. Starting at one edge, carefully press the center of the
exposed sticky-backing in place, smoothing it out as you
work from one side to the other.
4. Use an appropriate tool to smooth out the decal, working
from one end to the other.
Small air pockets can be pierced with a pin and smoothed
out using a piece of the decal backing paper.
Maintenance Decals
For maximum performance
and reliability, replace hydraulic
fluid with Dexron III automatic
transmission fluid (ATF).
DEXRON III
Z94447

5
P300 PTO Hydraulic Pump Kit
Kit Parts
Fig. 1 – PTO hydraulic pump kit parts
15
20
16
Part of Z43103 Gearbox
24
Part of Z53114 Gear Pump
22
14
19
23
18
17
21
15
20
16
Part of Z43103 Gearbox
24
Part of Z53114 Gear Pump
22
14
19
23
18
17
21
BOM ID Part No. Description Qty
14 Z43103 1-3 Ratio Gearbox, 27HP x 540RPM w/ Adapters Included 1
15 Z51388 Elbow 90, MORB x FPX 1208 1
16 Z53114 Gear Pump, Series 20 x 2.01CIR 1
17 Z77175 Hex Bolt, M12 x 1.75 x 25 mm Lg. 5
18 Z72531 Serrated Flange Locknut, 3/8NC1
19 Z73131 SAE Washer, 3/8" 1
20 Z77153 Hex Bolt, M8x1.25 x 30 mm Lg.4
21 Z92303 Safety Chain, 1/4" x 2ft with Snap 1
22 z516504 Elbow 90, MJIC x MORB 1616 1
23 2081L104 Dog, Pump 1
24 Z46592 Woodruff Key, 1/8" x 1/2" 1
2
1
10
13
7
9
4
11
3
8
6
12
5
2
1
10
13
7
9
4
11
3
8
6
12
5
BOM ID Part No. Description Qty
1 2089W601 Tank, 27 Litre - 7 Gal 1
2 Z51192 Socket Plug, MP 08 1
3 Z51221 Straight, MP x FP 1208 1
4 Z51331 Elbow 90, MP x FPX 0808 1
5 Z51594 Straight, MHB x FJICX 1616 1
6 Z52407 Suction Hose, 1" x 30" 1
7 Z55201 Tank Mounted Return Filter, FP12 1
8 Z55401 Filler Breather Cap x 400um 1
9 Z71107 Hex Bolt, 1/4NC x 3/4" 2
10 Z72531 Serrated Flange Locknut, 3/8NC 4
11 Z76134 Flange Bolt, 3/8NC x 1" 4
12 Z78303 Machine Screw, #10NF x 1/2" 6
13 Z79401 Hose Clamp, SAE #16 (1-1/2") 2
- Replacement filter element: RTE-10-D-25-B
Z94246
540 RPM
Z94263
DEXRON III
Z94447
P300
Wood
Processor
Power Pack
P300.DKIT.070217
(02/07/2017, 03:37 pm)
12.3 Litres / 3.25 gal
Decal kit: P300.DKIT.070217

6
P300 PTO Hydraulic Pump Kit
1
2
3
45
6
7
8
Fig. 2 – PTO hydraulic pump kit assembly
1. Filler-breather cap
2. Return hose fitting
3. Return filter
4. Input to the winch control (high pressure line)
5. Gearbox
6. Lock collar
7. Tank suction
8. Tank
Kit Assembly

7
P300 PTO Hydraulic Pump Kit
Installation Instructions
WARNING!
Wear the personal protective equipment (PPE)
that is required to complete the work safely.
For example; a hard hat, hearing protection,
protective eye wear, protective footwear,
respirator, and gloves.
W101
WARNING!
Pinch and crush hazards are present during
installation of this kit. Avoid dropping the parts
or pinching body parts on the edges of the parts.
Parts are constructed of heavy gauge steel. Use
caution when moving and installing the kit.
Prepare the Equipment
1. Add oil to the gear box. For instructions, see Add Oil to the
Gearbox.
2. Park the firewood processor on dry, level ground an area
that is clean and free of debris.
3. Disconnect the firewood processor from the tractor.
4. Place the P300 hydraulic pump kit on the ground, in front of
the hydraulic hoses, near the three-point hitch.
Add Oil to the Gearbox
IMPORTANT! To avoid contaminating the gearbox and fluid,
make sure the work area around the gearbox is clean and
free of dirt and debris.
The gearbox is shipped without gear oil. Add gear oil before
using the equipment.
1. Make sure the drain plug is in the bottom of the gearbox.
2. On top of the gearbox, carefully, remove the vent cap and
set it aside.
3. Add 85W-140 gear oil to the gearbox.
Fill the gearbox with 11 oz (325 cc) of oil or until the oil
level reaches the top of the sight glass.
4. Install the vent cap.
5. Use a clean cloth to remove any spilled oil.
Fig. 3 – Add oil to the gearbox

8
P300 PTO Hydraulic Pump Kit
Step 1 - Install the Tank
a. Remove the four bolts and nuts from the tank. Set them
aside in a safe place.
b. Carefully, lift the tank and set it inside the firewood
processor three-point hitch frame.
c. Have another person lift the tank into position and hold it.
Align the tank bolt holes with the holes in the tank-mount
plates.
d. Insert the bolts through the holes and install the nuts.
Tighten the nuts enough to hold the tank in position.
e. Use a torque wrench to tighten the bolts and nuts to
33 lbf•ft (45 N•m).
Fig. 4 – Install the tank on the firewood processor
Step 2 - Connect the Hydraulic Hoses
WARNING!
Hydraulic oil under pressure can penetrate the
skin or eyes causing serious injury.
• Tighten all connections before applying
pressure.
• Search for leaks with a piece of cardboard
or wood, not your hand. Take care to protect
hands and body from high-pressure fl uids.
Wear a face shield or goggles for eye
protection.
• If an accident occurs, see a doctor familiar
with this type of injury immediately. W040
a. Have cloths handy to absorb hydraulic fluid that drains from
the hoses.
b. Use the quick connect fittings to disconnect the firewood
processor hydraulic hoses.
c. Identify the hose that connects to the winch control input,
and then connect it to the pump fitting for input to the winch
control.
d. Attach the remaining hydraulic hose to the tank return hose
fitting.
1
2
Fig. 5 – Connect the hydraulic hoses
1. Input to the winch control
2. Return hose fitting

9
P300 PTO Hydraulic Pump Kit
Step 3 - Fill the Tank
a. Open the filler-breather cap.
b. Insert a funnel.
c. Pour 7 US gal (27 L) of Dexron III ATF fluid into the tank.
d. Remove the funnel.
e. Install and tighten the filler-breather cap.
f. Use a clean cloth to wipe up any spilled fluid.
Fig. 6 – Fill the hydraulic tank
Step 4 - Install the Pump Assembly
a. Temporarily set the pump assembly on top of the tank.
b. Attach the firewood processor to the tractor's three-point
hitch.
For instructions, see the firewood processor's Owner's
Manual.
c. Position the gearbox with the vent cap at the top.
d. Slide the pump over the PTO drive shaft.
e. Move the spring-loaded lock collar forward to lock the
gearbox on the drive shaft.
f. Verify that the lock collar is locked and the pump assembly
is secure on the PTO drive shaft.
g. Wrap the safety chain around a nearby link arm or trailer
tow bar to prevent the pump assembly from spinning when
the PTO shaft engages.
h. Use the carabiner to attach and secure the safety chain.
1
2
Fig. 7 – Install the pump assembly
1. Lock collar
2. Secure the safety chain

10
P300 PTO Hydraulic Pump Kit
Maintenance
Regular preventive maintenance can improve performance
and prolong the life of the equipment. Maintenance is your
responsibility.
Maintenance Safety
WARNING!
Hydraulic oil under pressure can penetrate the
skin or eyes causing serious injury.
• Tighten all connections before applying
pressure.
• Search for leaks with a piece of cardboard
or wood, not your hand. Take care to protect
hands and body from high-pressure fl uids.
Wear a face shield or goggles for eye
protection.
• If an accident occurs, see a doctor familiar
with this type of injury immediately. W040
CAUTION!
Risk of burns to exposed skin.
Hydraulic oil becomes hot during
operation. Hoses, lines, and other
parts become hot as well. Wait for
the oil and components to cool
before starting any maintenance or
inspection work.
W028
IMPORTANT! Dispose of hydraulic fluid in an
environmentally responsible way and in compliance
with your local hazardous waste laws. Do not dispose
of hydraulic fluid in a way that may contaminate the
environment.
Gearbox Maintenance
Change the gear oil after the first 60 to 80 hours of operation.
Thereafter, change the gear oil a minimum of every 1,500
hours.
1. Place a drain pan under the gearbox.
2. Carefully, remove the drain plug from the bottom of the gear
box and set it aside.
3. Wait for the used gear oil to drain into the pan.
4. Fill the gearbox with new 85W-140 gear oil.
For instructions, see Add Oil to the Gearbox on page 7.
5. Properly dispose of the used gear oil.
Fig. 8 – Drain the gearbox

11
P300 PTO Hydraulic Pump Kit
Hydraulic Maintenance
Replace the hydraulic fluid and return filter every 100 hours
or annually.
1. Place a drain pan of suitable capacity below the tank.
2. Clean the area around drain.
3. Use a hex key to remove the drain plug.
4. Wait for the used hydraulic fluid to drain, and then flush the
tank.
5. Replace the return filter:
-Remove the three screws from the return filter cover,
and then remove the cover.
-Remove the return filter element and clean the bottom of
the bowl.
-Check the O-rings for damage. Replace damaged
O-rings.
-Install the new return filter element.
-Install the return filter cover and tighten the screws to
44 lbf•in (5 N•m).
6. Use a hex key to install and tighten the drain plug.
7. Add hydraulic fluid to the tank.
For instructions, see Step 3 - Fill the Tank on page 9.
8. Operate the backhoe for 1–2 minutes, and then check the
hydraulic fluid level.
The hydraulic fluid level should be approximately 1 inch
(25 mm) from the top of the tank.
9. Check for leaks at the drain plug.
10. Properly dispose of the used hydraulic fluid and filter.
1
2
3
4
Fig. 9 – Drain the tank and replace the return filter
1. Drain
2. Drain plug
3. Return-filter cover
4. Return filter

12
P300 PTO Hydraulic Pump Kit
Bolt Torque
Checking Bolt Torque
The tables shown give correct torque values for various
bolts and capscrews. Tighten all bolts to the torque values
specified in the table, unless indicated otherwise. Check
tightness of bolts periodically.
IMPORTANT! If replacing hardware, use fasteners of
the same grade.
IMPORTANT! Torque figures indicated in the table are
for non-greased or non-oiled threads. Do not grease or
oil threads unless indicated otherwise. When using a
thread locker, increase torque values by 5%.
Bolt grades are identified by their head
markings.
Imperial Bolt Torque Speci cations
Bolt
Diameter
Torque Value
SAE Gr. 2 SAE Gr. 5 SAE Gr. 8
lbf•ft N•m lbf•ft N•m lbf•ft N•m
1/4" 6 8 9 12 12 17
5/16" 10 13 19 25 27 36
3/8" 20 27 33 45 45 63
7/16" 30 41 53 72 75 100
1/2" 45 61 80 110 115 155
9/16" 60 95 115 155 165 220
5/8" 95 128 160 215 220 305
3/4" 165 225 290 390 400 540
7/8" 170 230 420 570 650 880
1" 225 345 630 850 970 1320
Metric Bolt Torque Speci cations
Bolt
Diameter
Torque Value
Gr. 8.8 Gr. 10.9
lbf•ft N•m lbf•ft N•m
M3 0.4 0.5 1.3 1.8
M4 2.2 3 3.3 4.5
M6 7 10 11 15
M8 18 25 26 35
M10 37 50 52 70
M12 66 90 92 125
M14 83 112 116 158
M16 166 225 229 310
M20 321 435 450 610
M30 1,103 1 495 1,550 2 100

13
P300 PTO Hydraulic Pump Kit
Hydraulic Fitting Torque
Tightening Flare Type Tube Fittings
1. Check flare and flare seat for defects that might
cause leakage.
2. Align tube with fitting before tightening.
3. Hand-tighten swivel nut until snug.
4. To prevent twisting the tube, use two wrenches.
Place one wrench on the connector body and tighten
the swivel nut with the second. Torque to values
shown.
If a torque wrench is not available, use the FFFT (Flats
From Finger Tight) method.
Hydraulic Fitting Torque
Tube
Size
OD
Hex
Size
Across
Flats
Torque value Flats From
Finger Tight
Inches Inches lbf•ft N•m Flats Turns
3/16 7/16 6 8 2 1/6
1/4 9/16 11–12 15–17 2 1/6
5/16 5/8 14–16 19–22 2 1/6
3/8 11/16 20–22 27–30 1-1/4 1/6
1/2 7/8 44–48 59–65 1 1/6
5/8 1 50–58 68–79 1 1/6
3/4 1-1/4 79–88 107–119 1 1/8
1 1-5/8 117–125 158–170 1 1/8
Values shown are for non-lubricated connections.

14
P300 PTO Hydraulic Pump Kit
Product Warranty
rev. Nov-2018
LIMITED WARRANTY
Wallenstein products are warranted to be free of defects in materials and
workmanship under normal use and service, for a period of
Five Years for Consumer Use
Two Years for Commercial/Rental Use
from the date of purchase, when operated and maintained in accordance with the operang
and maintenance instrucons supplied with the unit. Warranty is limited to the repair of the
product and/or replacement of parts.
This warranty is extended only to the original purchaser and is not transferable.
Repairs must be done by an authorized dealer. Products will be returned to the dealer at the
customer’s expense. Include the original purchase receipt with any claim.
This warranty does not coverthe following:
1) Normal maintenance or adjustments
2) Normal replacement of wearable and service parts
3) Consequen damage, indirect damage, or loss of prots
4) Damages resulng from:
•Misuse, negligence, accident, theor re
•Use of improper or insucient fuel, uids or lubricants
•Use of parts or aermarket accessories other than genuine Wallenstein parts
•Modicaons, alteraon, tampering or improper repair performed by pares other
than an authorized dealer
•Any device or accessories installed by pares other than an authorized dealer
5) Engines. Engines are covered by the manufacturer of the engine for the warranty period
they specify. For the details of your engine warranty, see your engine owner’s manual.
Informaon about engine warranty and service is also available in the FAQ secon at
www.wallensteinequipment.com

WallensteinEquipment.com