I bought my TE 55 used from a demolition site. It came beat up, caked in dust, but still humming. It did not come with a manual. After a minor scare (the AVR light started flashing red), I downloaded the PDF from Hilti’s website. What I found was surprisingly impressive.
4.7/5
The Rosetta Stone of Rotary Hammers: A Deep Dive into the Hilti TE 55 Manual Hilti Te 55 Manual
No. Hilti gives it for free online. But would I recommend reading it cover to cover? Absolutely. 5 stars for content, minus half a star for hiding the grease change procedure behind a "Service Only" wall. 4.7 Stars. I bought my TE 55 used from a demolition site
Download the PDF onto your phone. When the AVR light starts blinking on a Friday at 4:30 PM, you will thank me. After a minor scare (the AVR light started
Last month, I was core-drilling a 4-inch hole for an HVAC line. Halfway through, the TE 55 just stopped. No smoke, no smell. Just dead. I grabbed my phone, opened the manual PDF. I went to the "Faults" table. It said: "Tool stops suddenly. Cause: Overload protection activated. Solution: Wait 5-10 seconds for the thermal cut-out to reset." I waited exactly 8 seconds. Pulled the trigger. The TE 55 roared back to life. If I hadn't read that, I would have assumed the motor was fried and wasted 3 hours driving to a repair center.