2. Install the T-piece, valve support, compensator and unloaded start valve with the torques
shown below:
Connection
Torque [lb-ft]
T-piece, outlet silencer
133
T-piece, valve support
133
T-piece, compensator
74
T-piece, unloaded start valve
133
Tab. 31 Torques at the T-piece
6.8 Creating the compressed air connection
Material Torque wrench
Precondition The machine is assembled and ready for operation.
The compressed air network is fully vented.
Serious injury or death can result from loosening or opening components under pressure!
➤ Depressurize all pressurized components and enclosures.
If the system has a tendency for air/gas under pressure to flow back to the machine when it is
stopped, a non-return device must be installed to allow for unloaded starting of the machine.
➤ Consult KAESER on a suitable check valve and expert installation.
1. Use an elastic connector to create the compressed air connection to the pipeline system or the
consumer and install, complying with the torques specified below:
Connection
Torque [lb-ft]
Compensator with hose clamp, customer pipe‐
line
—
Compensator with screwed joint M20*, customer
pipeline
66
Check valve (Option G1), customer pipeline
125
* Manually tighten screws equally, torque at 37 lbf-ft and subsequently retighten with torque ac‐
cording to table.
Tab. 32 Torques for customer pipeline
2. Support the weight of the pipework and any other connecting components.
6
Installation
6.8
Creating the compressed air connection
44
Installation and Operating Manual Rotary lobe blower
HBPI pr
Number: 9_9572 28 USE
