Volvo Ingersoll Rand SD-116 TF Series Operator's Manual page 88

SECTION 4
8. Thread a tee fitting into drum drive motor and connect brake line to the tee.
Do not exceed 24 bar (350 psi). Excessive pressure may result in seal
damage.
9. Connect a Porta-Power to the tee and pressurize the system to 24 bar (350 psi)
to release the brakes.
10. Secure the Porta-Power to the drum frame.
4-24
Figure 4-29
Figure 4-30
NOTICE
SD-116F/DX/122D/F/DX/160F/DX/190DX/200F/DX
OPERATING INSTRUCTIONS